User blog comment:Ss4mott/PTSN/@comment-4640094-20110109054701/@comment-3097771-20110109155325

After he fled from the obnoxiously powerful Vegeta. Gero and Krillin ran into each other as both were searching for his lab. Suffice to say, Gero easily beat him up, but didn't kill him for lack of time. Otherwise Krillin would've died (again). -KidVegeta