Start a new match "3V3 Bot Beginner"
(You have to be with friends or other players)
All of you have to pick a specific champion, either Jinx, Tristana or Ziggs.
During the game:
1) Push Bot INHIB as fast as you can (take INHIB at 3 minutes)
2) Go Top to wait for the 6 min mark.
3) End the game at 7 minutes and repeat! .