Just so you know... by dra2k4
The answer to the question is Hitmonlee. ;)
A heads up by dra2k5
There's a cliché that goes like this: 'It was so quiet you could hear a needle/pin fall a mile away.

Previous Knowledge expected to understand this strip:
Hitmonlee is a Kanto Pokémon that specialises in foot combat. Hitmonlee sounds vaguely like Hit-on-me.
Bobby's statement in the last panel is a parody of the cliché of: "It was so quiet you could hear a needle/pin fall a mile away."
This strip is also a parody of a fourth-wall breaking character.