Featured on Equestria Daily: http://www.equestriadaily.com/2015/04/music-of-day-484.html#more

Normal Version: http://www.mediafire.com/download/gnf1bysf5qzlst3/I%27ll+Fly+%28Sky+Garden+Remix%29.mp3#39;ll_Fly_(Sky_Garden_Remix).mp3
Final Lap Version: http://www.mediafire.com/download/l9iidkzp7fkqsix/I%27ll+Fly+%28Sky+Garden+Remix%29+FINAL+LAP.mp3#39;ll_Fly_(Sky_Garden_Remix)_FINAL_LAP.mp3

I almost cried when Rainbow Dash had to let Tank hibernate in the winter. I'm pretty sure that she is going to miss him for quite a while. Here's a remix of I'll Fly, the song with only Rainbow Dash in it.

MLP by Hasbro
Mario Kart by Nintendo