im going to a charity event tonight with a girl ive been seeing over 3 years her whole family and sisters bf is going to be there too. my girlfriend said to me what you gonna wear n i said what ive got on( this was over the fone) n she said wats that n i said my dirty work clothes and she said yeah right . then i said i got a t shirt and jeans on im wearing that n she replied well everyone else is wearing a shirt and she wants me to wear one - any advice?