[§с†¶e®РµРe]

i have a stunting server and i want to make a npc that does stunts and all and also a minigame rollercoaster . so the npc will be on bike.I have recorded the npc.I want to make a code like when a player sits with the npc the npc starts moving and the player gets a cool ride!!!!!!How can i do that i am newbie please post code i will try to understand