Possible Questions:
- Scoundrel
- Snitch
- No-goodnik
- Tattletale
- Squealer
- Squeal
- Tell
- Kind of race
- Informer
- Stool pigeon
- Equals
- Untrustworthy one
- Tell all
- Tattle
- Contemptible one
- Chinese zodiac animal
- Lowlife
- Swine
- Stoolie
- Turncoat
- Blackguard
- Hairpiece
- Traitor
- Kind of trap
- Tell on
- Maze runner
- Hair piece
- Fink
- Whistle blower
- Double-crosser
- Dirty dog
- Informant
- Backstabber
- Despicable one
- Bad guy
- Deserter
- Rodent
- Blow the whistle
- Untrustworthy sort
- Skunk
- Singer
- Turn state's evidence
- Type of race
- Treacherous one
- Stinker
- Lab animal
- Despicable person
- Betrayer
- Wharf pest
- Sing
- Pack animal?
- Lab-maze runner
- Two-timer
- Turn informer
- Start of a drum sound
- One not to be trusted
- Dirtbag
- Bandicoot
- Snake in the grass
- Lab maze runner
- Untrustworthy person
- Singer?
- Ship deserter
- One living in a dump
- Mouse's cousin
- Long-tailed rodent
- He sings to the man
- Hair pad
- Hair accessory
- Cat's prey
- Word in a Cagney impersonation
- Teller
- Tell (on)
- Squeal (on)
- Quisling
- Pied Piper follower
- Mongoose's prey
- Be a fink
- Word after mole or mall
- Water __
- Vole relative
- Unpopular singer?
- Tattle (on)
- Rizzo the Muppet, notably
- Pest control target
- Pack ___
- Nogoodnik
- Hamelin pest
- Hamelin critter
- Frequenter
- Disloyal sort
- Be a stool pigeon
- Unfaithful one
- Teller?
- Tattler
- Snitcher
- Singer behind prison walls?
- Sewer rodent
- Rizzo the Muppet, for one
- Pied Piper devotee
- Music lover in Hamelin
- Mob pariah
- Inform (on)
- Hamelin evictee
- Experiment subject
- Cat's quarry
- "The Wind in the Willows" critter
- "Brother ___"
- __ race
- Word before or after pack
- Word before or after "pack"
- Wharf rodent
- Weasel's prey
- Urban vermin
- Squeal or squealer
- Squeal on
- Snitch (on)
- Sneaky person
- Slum sight
- Scab
- Prey for a cat
- Plague carrier
- Narc
- Mouse kin
- Mob turncoat
- Maze scurrier
- Lab critter
- Judas
- Dirty double-crosser
- Critter of the Chinese zodiac
- Cagney epithet
- Bean spiller
- A murid
- "You dirty ___!"
- Word in a supposed Cagney quote
- Word in a Cagney misquote
- Unwelcome rodent
- Unpopular singer
- Unfaithful rodent?
- Snitch, slangily
- Slum pest
- Singing mobster?
- Singer who doesn't want a hit?
- Sewer dweller
- Rodent for the Pied Piper
- Rizzo the Muppet, e.g.
- Race participant?
- Race participant
- Proverbial ship deserter
- Play the stoolie
- Piper follower
- Pied Paper follower
- One who sings
- Nibbler
- Mouse's kin
- Mob target
- Mob hit victim, often
- Maze-running animal
- Maze traveler
- Low person
- Lab test subject
- Lab runner
- Lab rodent
- It may be down in the dumps
- Inform on
- Hit man's target
- Hamelin casualty
- Gnawing problem?
- First animal in the Chinese zodiac
- Filthy rodent
- Festival narc
- Chinese New Year animal for most of 2008
- Chinese calendar icon
- Chinese calendar animal
- Cheese lover
- Brother ___
- Blow the whistle (on)
- Betray, with "on"
- Ben in the film "Ben"
- Beans spiller
- Bean-spiller
- Be a squealer
- Back-stabber
- ___-a-tat (drum sound)
- ___ race
- ___ Pack (Sinatra and pals)
- ___ Pack (Sinatra and crew)
- Word with race or trap
- Word before race or pack
- Word before or after ''pack''
- Woman's hair pad
- Weasel's cousin?
- Water _____ ("Wind in the Willows" character)
- Walkmen hit "The ___"
- Vole kin
- Urban scurrier
- Unwanted Hamelin resident
- Untrustworthy guy
- Unsavory rodent
- Unpopular mobster
- Unloyal sort
- Unfaithful person
- Type of poison
- Turn state's evidence, maybe
- Triggerman's target
- Treachery metaphor with a distinctive odor?
- The Pied Piper of Hamelin, e.g.
- Tenement menace
- Templeton, e.g., in "Charlotte's Web"
- Templeton of "Charlotte's Web," for one
- Templeton of "Charlotte's Web," e.g.
- Templeton in "Charlotte's Web"
- Tell, in a way
- Talker
- Subway varmint
- Subway station critter
- Subway scamperer
- Subway dweller
- Subject of many lab tests
- Squealer with a tale or a tail
- Squeal, in a way
- Squeal on your sidekicks
- Squeal with on
- Squeaky Train song?
- Splinter, e.g., of the "Teenage Mutant Ninja Turtles" series
- Sought-after mobster?
- Sometimes it's smelled
- Something often smelled
- Snake in the grass, metaphorically
- Snake in the grass, e.g.
- Smell a _____
- Slum scurrier
- Slum rodent
- Slum intruder
- Sinking-ship quitter
- Sinking ship's evacuee
- Sinking ship's deserter
- Sinking ship deserter
- Singing mobster
- Singer, of a sort
- Singer, in a way
- Singer who stays out of the spotlight?
- Singer in an interrogation room?
- Sing to the fuzz
- Ship's deserter
- Ship stowaway of sorts
- Ship stowaway
- Ship deserter, at times
- Sewer critter
- Sewer ___
- Scurrying rodent
- Scavenging pest
- Runner of an experiment?
- Rubbish rummager
- Rodent with a long tail
- Rodent of the Chinese zodiac
- Rizzo on "The Muppets"
- River rodent
- Prairie dog's cousin
- Persona non grata among mafiosi
- Pack or trade follower
- Pack or desert
- One who'll stab you in the back
- One who tells
- One who squeals
- One who blabs
- One kind of line
- One in a maze
- One down in the dumps?
- One cheating on another, e.g.
- Oft-smelled rodent?
- Not a good confidant
- Norway ___
- Nocturnal prowler
- No-good-nik
- Ninja Turtle mentor Splinter, e.g.
- Nasty "Pearls Before Swine" character
- Nark
- Musk follower
- Muppet Rizzo, for one
- Muppet Rizzo, e.g.
- Mouse's relative
- Mouse's big cousin
- Mouse cousin
- Modest Mouse "I Came As A ___"
- Mobster's "canary"
- Mob movie role
- Maze runner, say
- Maze runner in a lab
- Maze expert
- Marmot's kin
- Mafioso informer
- Lowlife snitch
- Long-tailed pest
- Lemming's relative
- Landfill visitor
- Lady's hair accouterment
- Lab maze tester
- Kind of race or line
- Kind of race or hole
- Kind of kangaroo
- Kind of fink
- Kangaroo ___
- Jerboa's relative
- Jerboa's kin
- Jailhouse singer?
- Jailhouse bean-spiller
- It's sometimes studied in a lab
- It's smelled when something's fishy
- It may be studied in a lab
- It has a long tail
- Interrogation-room talker
- Instrument of torture in Room 101 of "1984"
- Instrument of torture in "1984"
- Inform on, with "out"
- Infamous deserter
- Hole or race
- Hit singer, maybe?
- Hit man's target (likely for what he has done)
- Henry, by the end of "Goodfellas"
- Health inspector's red flag
- He just deserts
- He can't be trusted
- Hardly a good friend
- Hamelin's scourge
- Hamelin vermin
- Hamelin menace
- Hamelin horde member
- Hamelin denizen
- Hairdo enlarger
- Hair appurtenance
- Gnawing pest
- Ghetto problem
- Garbage invader
- Game piece on a Stratego board
- Follower of the Pied Piper
- Fink or stoolie
- Fink (on)
- Festival backstabber
- Dumpster diver
- Dumpster digger
- Drainpipe discovery
- Dock rodent
- Disney/Pixar's Remy, e.g.
- Disney/Pixar's Remy or Emile
- Disloyal type
- Dishonest manager
- Dirty one in a memorable Cagney line
- Critter before or after pack
- Cousin of a prairie dog
- Common test taker
- Common test subject
- Common rodent
- Coiffure piece
- Coiffure pad
- Clavell's "King ___"
- City vermin
- City critter
- Chinese-year critter
- Chinese zodiac animal before ox
- Chinese year icon
- Chinese calendar figure
- Chinese calendar animal ... or the key to this puzzle's theme
- Chinchilla's cousin
- Certain stowaway
- Cellar dweller
- British nark's U.S. counterpart
- Blab to the cops
- Bewhiskered trash invader
- Bewhiskered trash collector
- Ben, in a film
- Ben on film, for one
- Ben in "Ben"
- Before a-tat
- Be a tattletale
- Animal that frequently hides on ships
- Animal in the Chinese zodiac
- 2008, astrologically
- "You dirty ---"
- "Willard"'s Ben
- "Was it a ___?" "Yeah, a great big one" (line from "L.A. Confidential")
- "Vegas ___ Rods" (Discovery Channel show featuring souped-up cars and trucks)
- "The Wind in the Willows" fellow
- "The Tale of the Giant ___ of Sumatra" (Firesign Theatre album)
- "Dirty" tattletale
- "Dirty" one, in a Cagney line
- "Brother ___," 1938 film
- 'House That Jack Built' critter
- -- -a-tat
- _____ poison
- ___ Pack (Sinatra & pals)
- __ pack