Dragon Ball Kai • S01E77 : Super Saiyan Surpassed! The Daring Vegeta Strikes Cell
Cell continues to destroy islands until he reaches the final one containing Android #16 and Android #18. Just when Cell was charging up his attack, Vegeta arrives along with Trunks. Cell presumes that he will be fighting both Vegeta and Trunks but Vegeta states that Trunks is only a spectator and transforms into Super Vegeta. Meanwhile Goku and Gohan enter the Room of Spirit and Time to start their own training.