This weekend's Saturday Night Live featured a series of (very funny) commercials spoofing Justin Bieber's recent, enlarged Calvin Klein ads. In response to the sketches, Justin Bieber took some time on Sunday to tweet what is becoming a classic Bieber reply.

In case you missed them the first time around, here are the sketches:

And Bieber's response:

Lol. Anyway, dude, how big is your penis?

[ image via NBC]