Lady Gaga slowed down the excitement at the iHeartRadio music festival last night to perform a touching tribute to Jamey Rodemeyer, a bullied 14-year-old fan who committed suicide last week. Apparently, Rodemeyer tweeted Gaga before his death. This performance gave me chills… not so much because of Gaga, but because we lost ANOTHER life this week due to teen bullying. We really need to get in control of this and help #StopTeenBullying. Watch the tribute after the jump…