User blog comment:Guardian Fira/Fighters Unite! Chapter 6: Uniting for Sign-Ups/@comment-25151353-20140723153314/@comment-10483040-20140724032149

And heck before the cell games start, Goku and Gohan stay in super saiyan form for a long time

https://www.youtube.com/watch?v=M9rXSHwj0YQ

See how low they talk.

and heck even in Super Saiyan Gohan needs to study