Kylie Jenner Loses Swimsuit Face Off Against Mom Kris

Kylie Jenner tries to hide her face while out and about with her boyfriend Tyga on Saturday afternoon (August 22) in Calabasas, Calif.

The 18-year-old reality star and her beau were spotted grabbing lunch at Marmalade Cafe earlier in the day.

PHOTOS: Check out the latest pics of Kylie Jenner

During her 18th birthday trip to Mexico, Kylie‘s mom Kris Jenner discovered that Kylie had borrowed her vintage Body Glove bathing suit.

Her sis Khloe took it upon herself to take a family poll to figure out who wore it better. Sorry Kylie – looks like your mom beat you on this one!