She won't get off the phone She won't leave me alone When I'm talking to that guy She can be a real nightmare Gets me to do her hair Then says it never turns out right But when I put on a face She can tell 'Cause she knows me so well Closer than my closest friend Someone who will be there 'til the end My sister, sister Deeper than the deepest sea No one loves you like your family My sister, sister She reads my diary She borrows clothes from me And I never get them back again And she (and she) locks the bathroom door Says, "Five minutes more" And an hour later I'm still not in, uh And sometimes we fight Every family does, oh yeah But that can't change our love Closer than my closest friend Someone who will be there 'til the end (oh yeah) My sister, sister (my, my sister) Deeper than the deepest sea (oh) (Deeper) no one loves you like your family (ooh) My sister, sister To celebrate the good times To help me through the hard times To bring me down to earth Remind me what's important and who comes first (And who comes first) I gotta tell you who I'm talking 'bout My sister, sister, oh yeah (And who comes first) ain't no doubt about it Who I'm talking 'bout (my sister, sister) She watches out for me, I'll know she'll always be By my side (by my side, by my side) Closer than my closest friend (oh yeah) Someone who will be there 'til the end (ooh) (I know you're gonna be) my sister, sister (I know it) deeper than the deepest sea (so much) (Deeper) no one loves you like your family (like your family) My sister, sister (my sister) Closer than my closest friend (whoa, closer) Someone who will be there 'til the end (ooh) My sister, sister (my, my sister) Deeper than the deepest sea (oh) (Oh, oh) no one loves you like your family My sister, sister