The white unicorn from My little pony Friendship is magic. Her coat is white and has red eyes but as shown in season 1 she's wearing glasses. Her mane and tail is blue with light blue stripes and is shown for only 5 seconds in Episode 14 Season 1. Vinyl Scratch's nickname (DJ name) is DJ P0N-3.
Rainbow Dash: Hey Vinyl, you make great music, I loved your performance!
Vinyl Scratch: Thanks Rainbow. Be sure to tune in to my latest tracks.