Ever wonder if Robert Pattinson keeps up with the Kardashians or if Jackson Rathbone can name a Justin Bieber song?

The Breaking Dawn cast had some fun with MTV last week while playing the ‘Yes/No’ game — where they could only answer with yes or no.

What JJJ learned from the short vid: Taylor Lautner‘s friends DO call him Shark Boy and Robert‘s accent is “fake.”

Check out the fun video below and keep counting down the days until Breaking Dawn: 10!