What are some fun songs to randomly burst out singing?

Superstar- Toybox
Brains- Voltaire
Do আপনি like waffles- Parry Gripp
Shake It- Metro Station
Gay Boyfriend- The Hazzards
I Like A Boy In Uniform- The Pipettes
The Phantom Of The Opera- The Phantom of the Opera
So Obvious- Runner Runner

Yeah, pretty much all of these are peppy, but peppy songs are the most fun to randomly sing! :DD

Baby দ্বারা Justin bieber
Follow follow দ্বারা Rangers FC fans
Let the sun shine দ্বারা Labyrinth
Just a dream দ্বারা Nelly
The Lazy Song দ্বারা Bruno Mars
Simply the best দ্বারা Tina Turner
Single Ladies দ্বারা Beyonce
Black and Yellow দ্বারা Wiz Khalafie
and more..

well this is an inside joke with my বন্ধু but we sing it randomly all the time(:
"my name is emily!! YEA! and i like to eat!! YEA!! when i jumprope!! YEA and my stomach screams WOOT WOOT WOOT!!"

This one XD