Baby U!

Baby U!, performed by MBLAQ, is the fourth opening theme for the anime Beelzebub. Baby U! is MBLAQ's second Japanese single and fifth single overall. It was used from episode 36 through episode 48.

Tracklist

 * 1) Baby U!
 * 2) Again
 * 3) Your Luv -Jiin MIX-
 * 4) Baby U! -TV MIX-