ITS JUST NOT POSSIBLE

Right you lot i have been playing this game for over 2 years mainly in the s/mode its great cos you can load up slow the game down and cook dinner etc and keep nipping back to load up. But can i get on the leader board NO WAY and believe me i am good 151 is my best i think SO WHATS THE CHEAT someones gotta know, so spill the beans and make my day lol ..........please