Sean Stewart, 43, reveals he has lost 40lbs dailymail.co.uk - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from dailymail.co.uk Daily Mail and Mail on Sunday newspapers.
In one image, Rod has the yellow string of a balloon wrapped around his nose as he holds a pink martini up to his mouth. Happy bday dad I love you so much, wrote Sean.
The reality TV star, whose father is crooner Rod Stewart, was seen with Doc on his shoulders as they roamed the massive park where the Kardashian often frequent.
The Dirty Weekend designer also shared several photos with his famous family. He could be seen on the beach with his rock star father Rod Stewart of Maggie and Da Ya Think I m Sexy fame.