A serenade.
Sierra Hull sings that song.
Two main bands released a song called "somebody to love" but you're probably thinking of Jefferson Airplane. If not it's Queen.
Keith urban
Queen. A band named glee ruined it though. Another good song called somebody to love is sung by Jefferson Airplane.
kings of leon
Kings of Leon sing "Somebody" and they sing "Someone like you"
Jamie O'Neal
Jocelyn Brown.
Bridgit mendler/ lemonade mouth
Kimbra
Skoop on Somebody sings Happy People, the fourth ending theme from Bleach.
Nazareth - Somebody To Roll