
What 12-year-old boy
wants a motorized dirt BIKE?
The Big Bang Theory Season 1, Episode 16

They got me a motorized dirt BIKE.
The Big Bang Theory Season 1, Episode 16

You get to choose
between a mountain BIKE or a PS3.
The Big Bang Theory Season 2, Episode 19

It turns out you can forget
how to ride a BIKE.
The Big Bang Theory Season 3, Episode 10

Not letting the BIKE fall on you
while standing still is lesson one.
The Big Bang Theory Season 2, Episode 11