Trying to find a video

Hi all. Trying to find a vid, it has a guy at a "shop" being fitted for new underwear. There are three women, two hot assistants and his "mother" or an "aunt" or something. The guy gets an errection, tries to hide it from the "mother/aunt" but he "accidentally" cums and gets caught. It's a fair few years old, definitely pre-HD. Been looking for ages but I can't find it anywhere. Hope you folks can help.
Thanks in advice.