After Cell became perfect. Instead of destroying the earth he decided why not test his new power and hosted a event called the Cell Games and have nine days to train before it starts and if Cell wins. Then he blows up the planet. So after eight days. Gohan decided to see you. He's become and mastered Super Saiyan. He lands down on the ground in front you.

Gohan: "Hey I know it's been a few days but I'm here to see you before the Cell Games start...if you don't mind that is."