huge n TMI

So my fiance is the love of my life OF COURSE and he worships me in everyway. Well im 26 weeks pregnant with my second baby girl and his first. I got my 2 1/2 year old already in bed and i really want to surprise him with with a sexy outfit for when he comes home from work. but as a plus size girl n almost 7 months pregnant nothing fits or looks good. I put his favorite lingerie on and i look like a cow as u see. Any advice on looking good for ur man or things uve done?