Hard to beat the original :
Active Child "Holding On"
http://www.youtube.com/watch?v=B-OoisekXIA
Ellie Goulding "Holding On"
http://www.youtube.com/watch?v=kPa7XRvXOko
Interesting choice for her to cover Active Child a band that is not well known at all. Shows she has great taste in music and can take a great song and bring it to her masses. Original video is hard to beat though.