Oh, you'd tell me stories You'd tuck me in And the second you'd leave, I'd call you right back To check for monsters in my sheets Yeah, high school was hard You'd fight with my mom I'd fall asleep to the screaming Sound machine always peaking Left emotional scars Now I'm twenty-one (twenty-one) A soul of fifty years (a soul of fifty years) And now that you are gone I'm doing things that I shouldn't know from I'm doing things that I shouldn't do At twenty-one A soul of fifty years (a soul of fifty years) And now that you are gone I'm doing things that I shouldn't know from I'm doing things that I shouldn't do At twenty-one ♪ At twenty-one I'm doing things that I shouldn't do At twenty-one I'm just a kid Oh, I'm doing things that I shouldn't know from Yeah, doing things that I shouldn't do At twenty-one Yeah, I play you my favorite songs on our car rides While you'd list me all the people that left you in you're life Oh-oh Oh-ohhh And you smoke on your chair while I was trying to sleep I'd smell the smoke in the air, but that was normal for me I didn't know I didn't know But now I'm twenty-one (twenty-one) A soul of fifty years (a soul of fifty years) And now that you are gone I'm doing things that I shouldn't know from I'm doing things that I shouldn't do At twenty-one Feels like I'm fifty years (a soul of fifty years) And now that you are gone I'm doing things that I shouldn't know from I'm doing things that I shouldn't do At twenty-one Oh-ohh-oh I'm twenty-one Yeah-yeah I'm twenty-one Oh, I'm just a kid Oh, I'm doing things that I shouldn't know from Doing things that I shouldn't do At twenty-one At twenty-one At twenty-one Woah I'm twenty-one