Other source:
After allowing Cell to reach his final form, Vegeta is ready for the challenge he was promised. But Cell has become a brick wall to the Saiyan's every blow, it becomes clear that Vegeta has bitten off more than he can chew, as even a direct blow to the android barely phases him. Meanwhile, Goku and Gohan, who is now a Super Saiyan, continue to train in the Hyperbolic Time Chamber.
