Possible Clues:

• '2 Broke Girls' setting
• 24-hour eatery, often
• Where to get 'Adam and Eve on a raft'
• One eats some food in error
• Where to get a club sandwich
• 'You ___ Seen Nothing Yet' (1974 #1 hit)
• Where a "cluck and grunt" might be ordered
• Small American eatery
• One who eats his meal half-heartedly?
• Eatery often named for its owner