The Empty Plate...
They both gotta go fast.
They're shellfish in bed.
So they don't accidentally roll out of bed.
Everybody gets a piece.
Oranges have thick skin. Let the downvotes fly, people! You've only got one! Edit: Did not expect this joke to get this good of a reception. Thanks, guys!
Don't worry, the dinner's on me.
Lunch is on me.
I'd say it's fifty fifty
A tuna, because the rest of them are crustaceans.
A quarter pounder with cheese
Two bits!
500 soles were lost.
Because Marx said "You have nothing to lose but your chains."
They both lose pounds really fast.