Another new feature is being able to see what your friends are playing, and easily jump into the game with them. (slashgear.com)
Before jumping into the game, we were given a series of tests first to see how well we could keep a beat with visual / audio cues and without. (gamesradar.com)
I was hoping I could jump into a game of zombies and save myself a power up slot by skipping out on the double tap.......... (thatvideogameblog.com)