Pixie Lott waits with big sis Charlie while on vacation in Portugal over the weekend.

The sisters took a little time off from busy London for a relaxing holiday with brother Stephen, Pixie‘s boyfriend model Oliver Cheshire and a few other friends.

“Mojito sistahhs! @pixiesongs.Waiting4 @stephenlott @chemondy @alistairtittley @oliver_cheshire #golfgoatcats,” Charlie posted with the picture.

PHOTOS: Check out the latest pics of Pixie Lott

“Cattin in porty #constantlycattin,” Pixie tweeted.

Pixie is also pictured at the 2012 Cornbury Music Festival at the Great Tew Estate in Oxfordshire, England late last month.