It's for a good cause.
C'mon, it'll feel good, promise.
Happy hour: The death of elementary school arithmetic.
The jerk store called, he hasn't paid them either.
Every time you don't, Nickelback grows stronger.
It really should be "cover your tip of the day."
Tip #26: There's no purer knowledge than that written on the bathroom stall.
Tipping your bartender, the only known cure for Bieber Fever.
Just your friendly neighborhood Child Services Agent.