when he first was training for the androids to show up. im not sure of the exact episode though
he turned into super saiyan 2 when he turned into Majin vegeta by Babidi
Vegeta turns ssj4 in episode 59 of dragon-ball gt
episode 129
He turns into super saiyan 4 on episode 59 when he fights omega shenron. Of series gt.
Vegeta is stronger than piccolo because vegeta can become a super saiyan and vegeta is also from the saiyan race which greatly improves his will to fight
Yes, Vegeta reached Super Saiyan in the beginning of the Cell Saga. He stated that he had "reached his limits, and in his rage became a super saiyan."
he just got it
goku turnes super saiyan in dbzkai is episode 47 and ends freeza in episode 48
Trunks turns Super Saiyan in front of Vegeta in the episode, "Take Flight Videl".
At the end of season 1. Goku stays as a ssj4 for the rest of season 2.
Goku turns super saiyan 4 in Dragon Ball GT Episode 35 (Goku's Ascension) Vegeta turns super saiyan 4 by bluts waves when fighting Omega Shenron in Dragon Ball GT Episode 59 (Super Saiyan 4 Vegeta)
Gogeta, the fusion of super saiyan 4 Goku and Vegeta.