You've been hanging out without your girlfriends And they've been hanging out at all the clubs And you've been making eyes at all their boyfriends Have I complained? Not even once So tell me how can you Expect me to be cool While you're playing silly games with my love Darlin' I won't accept you Putting blame on me You know that I'm the innocent one Now haven't I been faithful Haven't I been true But you're not even grateful Hey, what's a guy to do You've been talking to your ex-girlfriends They're always calling you up on the phone Yet you insist they really don't mean nothing Then tell me why can't you just leave them alone So tell me how can you Expect me to be true While you're playing silly games with my heart Darlin' I won't accept you Putting blame on me You know that I'm the innocent one Now haven't I been faithful Haven't I been true But you're not even grateful Ooh, what's a girl to do You've been talking to your ex-girlfriends They're always calling you up on the phone Yet you insist they really don't mean nothing Then tell me why can't you just leave them alone Girl, I'm giving all I have Just to prove my love is cool Boy, I'm giving all my love So that you will know my love is true Now haven't I been faithful Haven't I been true But you're not even grateful Ooh, what's a girl to do (what's a guy to do) Now haven't I been faithful Haven't I been true But you're not even grateful Ooh, what's a girl to do (what's a guy gonna do) Now haven't I been faithful Haven't I been true But you're not even grateful Ooh, what's a girl to do (what is a guy to do)