Jade Ewen is scared she will get caught wearing "granny pants".
The Sugababes singer he is scared of being in an accident that would result in her having her clothes taken away and exposing her underwear, so always makes sure she chooses nice garments.
She said: "I've always had this fear that if I were ever in an accident and needed to have my clothes cut off in hospital, it'd be really embarrassing to be caught wearing granny pants and a purple bra!"
However, the 23-year-old star does not always get it right and once exposed herself more than she planned because an outfit did not allow her to wear a bra.
She admitted: "Once, I was wearing a backless jumpsuit, so I couldn't wear a bra, and I had a nipple slip. Not fun."
Despite had underwear issues, Jade is the current face of lingerie collection Miss Ultimo and she confesses she is not a natural in front of the camera.
She said: "I'm always shy to begin with. I'm very aware of my body and can over-think everything. I try not to think about it too much until I'm in front of the camera, as I have a really bad habit of building things up in my head.
"Naturally, as the day progresses, I tend to warm up and relax."