Mother is worried about daughter

Daughter : ” Hey Mom. Me and my boyfriend are just going to my room. ”
Mom : ” OK. Don’t do anything stupid ”
Mom hears her daughter screaming ”BAABBY BAABBY BAABBYY OOHHHH” !!
Mom rushes up stairs
Mom : ”What are you doing !!?!??!!”
Daughter : ”Get out mom, we are having sex!!.”
Mom : ”OHH!! Thank God! I thought you were listening to Justin Bieber.”