How do I Clear Leaderboard

[RaceJunkie]

I've deleted all my Arcade Scores but they don't seem to disapear from the games. I would also like to know how to clear the leader board..

Thanks

Ok, I figured this out now how do I delete the king of the arcade
He has no High Scores but still shows up as King on Arcade Home.
got 28 times
the High Score of all time