How well do you know the San Diego Chargers?

This quiz is about the Chargers

1 When did the Chargers first come into the AFL ?
2 What was the first play in Chargers history?
3 Who was the Chargers first rival?
4 How many times have the Chargers gone to the Super Bowl?
5 Which QB made it to the Hall of Fame?
6 How many times have the Chargers played in the AFC Championship game?
7 What was the Chargers best regular season record?