Board Thread:Plants vs. Zombies 2: It's About Time/@comment-4621759-20141007154605/@comment-25200219-20141009072930

A Zombie wrote: Oh... wait! What does the Bowling Bulb do?

http://plantsvszombies.wikia.com/wiki/Plants_vs._Zombies_2:_It%27s_About_Time/Concepts#Bowling_Bulb

Or play pinata party on October 10th and you will see.