What 12-year-old boy
wants a motorized dirt BIKE?
The Big Bang Theory Season 1, Episode 16
It's like riding a BIKE...
slowly past a girl's house.
The Big Bang Theory Season 12, Episode 16
Not letting the BIKE fall on you
while standing still is lesson one.
The Big Bang Theory Season 2, Episode 11
You calling from a BIKE ride?
The Big Bang Theory Season 11, Episode 17
They got me a motorized dirt BIKE.
The Big Bang Theory Season 1, Episode 16