The #1 R&B song on April 30, 2014

Happy By Pharrell Williams

Other #1 songs on April 30, 2014

#1 Hit Song

Happy
Pharrell Williams

UK #1 Song

Waves
Mr Probz

#1 Country Song

Play It Again
Luke Bryan

#1 Alternative Hit

The Walker
Fitz and The Tantrums

#1 Dance Track

Say Something
A Great Big World and Christina Aguilera