PARTY IDEAS!!!!10 points?

ok im having a party with 7 ppl 3 girls 4 guys the games were going to play are 7 minutes in heaven truth of dare and spin the bottle then were going to have a water ballon fight and water gun fight the party is on canadas day and were doing sparkles were going to watch 2 scary movies. BTW IM 13 do you guys have any ideas /games also were having pizza any good food would help tnxs bad awsers will be reported!