Gohan poured every ounce of his strength into one final Kamehameha. Even then, it wasn't enough until Goku's spirit intervened, pushing his son to finish Cell once and for all and save the Earth.

“Kamehameha is very disciplined. (Dunn) is one of the best posts that I’ve seen, that we’ve played against. They play very well together. Coach (Pua Straight) does a very good job with that ...