Dragon - Ball Kai 2014 (dub) Episode 35

: On the Sacred World of the Kai, Gohan continues the grueling ritual with Old Kai. He begins to feel uneasy and skeptical of the Elder Kai's unconventional methods, especially after learning he must wait another 20 hours to reach his maximum potential.

If you were looking for the episode where Goku returns to his body during the Frieza Saga, that is , titled "Goku's Comeback! Call Forth Porunga!" . Dragon Ball Kai 2014 (Dub) Episode 35

: Goten and Trunks successfully perform the Fusion Dance while in their Super Saiyan forms, creating Super Gotenks . Eager to test his new power, Gotenks immediately flies off to confront Majin Buu, but the fusion wears off just as he reaches Buu's house, forcing the boys to retreat. : On the Sacred World of the Kai,

: Some listings refer to it as Season 6, Episode 133 . Call Forth Porunga