On May 20th, MTV's "The Show" welcomed artists B1A4, After School, Dal?Shabet, Untouchable, Turtles, Brian Joo, Seo In Guk, Block B, and CHI CHI. Check out their colorful performances below! === B1A4 - Ok http://www.youtube.com/watch?v=wsnE3gvVNh4 === Brian Joo - It's Over Love http://www.youtube.com/watch?v=aMzjY4Cigjo === Dal?Shabet - Pink Rocket http://www.youtube.com/watch?v=SIsup5pqNsE === Untouchable - You You http://www.youtube.com/watch?v=bvm0FuQbhLw === Turtles - Hero http://www.youtube.com/watch?v=cKulno0_b28 === After School - Shampoo http://www.youtube.com/watch?v=a_PbD-h1GQQ === Block B - Wanna B http://www.youtube.com/watch?v=JUOINZVflB4 === Chi Chi - Don't Play Around http://www.youtube.com/watch?v=pvS3KTge8MU