I don't think it matters how old you are.... I am 24 and I get the LOOK all the time.
I went into a preg group the other day and because DF is 29 but looks older I could hear people whispering about cradle snatching etc......
oh this happens to me and hubby all the time.or they sometimes think im his daughter and taylah is my sister aswell.
it sucks sometimes but i just get annoyed and walk away