You're kissing strangers on the corner Of Sunset and Vine, Sunset and Vine Look at you, a brand new tattoo Just below your panty line You're getting thinner, skipping dinner It hastens the effect of the wine Oh, the shape you're in It's not a crime, it's not a sin But if your mama knew If your mama knew What would she do? Girl, if your mama knew What would she do? What would she do? If your mama knew If your mama knew Blowing cash, talking trash All hail the drama queen Your drawing glasses and fake moustaches On the faces in the dirty magazines You swore it was the last time, yeah But you said that the last time Breaking hearts and promises And, and talking while you chew If your mama knew If your mama knew What would she do? Girl, if your mama knew I think her face would turn blue She'd say, "Shame on you." If your mama knew If your mama knew Na na... Oh, the shape you're in It's not a crime, it's not a sin But if your mama knew If your mama knew What would she do? Girl, if your mama knew I think her face would turn blue She'd say, "Shame on you." If your ma, if your ma If your ma I'm telling on you I'm telling on you I'm telling on you You I'm telling on you I'm telling on you I'm telling on you You, yeah I'm telling on you I'm telling on you I'm telling on you I'm telling on you I'm telling on you I'm telling on you I'm telling on you I'm telling on you I'm telling on you I'm telling on...