She was my once in a lifetime happy ending come true Oh I guess I should have told her I thought she knew Do-do-do She said I took her for granted that's the last thing I would do Whoa I'll never understand it 'cause I thought she knew I thought she knew my world revolved around her my love light burned for her alone But she couldn't see the flame only myself to blame I should've known I should've known A heart full of words left unspoken Now that we're through I'd sell my soul to have this silence broken I thought she knew my world revolved around her My love light burned for her alone But she couldn't see the flame Only myself to blame I should've known I should've known She was my once in a lifetime happy ending come true Whoa I guess I should of told her but I thought she knew I thought she knew I thought she knew I thought she knew I though that she knew