User blog comment:Zeon1/Zeon1's Super Awesome Happy Funtime Reviews! (Which are Really Fun!)/@comment-174.44.3.134-20120205010715/@comment-174.44.3.134-20120207214519

There is also a story bridging the gap called Strike Against the Saiyans which explains Vegeta's return to the "I must surpass Kakkarot" thing and how they are SSJ. 4. and why everyone isn't so old (It's because Goku cut his training with Uub short so he could go to third grade)