Valt:You were both in the principals office

Rantaro:You were Valt's friend and he introduced you two

Ken:You met him in the mall when you watched his puppet shows

Daigo:You were in the park looking for your cat when you see a boy with dark hair playing with her

Shu/Red eye:You were one of his opponents in the tournament

Wakiya:You were Hoji's friend and he took you to  his house one time

Orochi:You met him when you were hanging out with zac at the mall

Zac:You met at his concert

Akira:He was a childhood friend

Xander:You wanted to join the sword flames 

Yugo:You were a friend of xanders and he introduced you two

Ukyo:You met him when he  joined the sword flames

Quon:You met at the skate park

Lui:You met at Zacs soiree