Sirius Black and the Reversal of Fate

Sirius Orion Black's Revisted First Year To-Do List: -Befriend James, Remus and Peter again -Fix whatever fucked up mental problem made Peter go darkside -Prevent the war between the Marauders and Snivellus-I mean Severus -Try not to get put into Slytherin -Get good grades -Don't let people know I'm a time traveler! -Decide who my first snog is going to (time travel fix-it)