Made on RaveDJ at https://rave.dj/8XfdkNWcVVSFDQ
Make your own Mix/Mashup at https://rave.dj

Original videos
Ke$ha - We R Who We R - https://www.youtube.com/watch?v=mXvmSaE0JXA
Britney Spears - Till The World Ends - https://www.youtube.com/watch?v=qzU9OrZlKb8