Kourtney K. and Mason Look Their Sunday Spiffiest

When Kourtney Kardashian was spotted on Sunday all decked out in a blue long-sleeve jumper, gold jewelry, and black sandals, it appeared as if she was heading off to a fancy brunch or an afternoon of shopping on Rodeo Drive. But no, she was just ready to hit a Malibu playground with 20-month-old son Mason, who looked pretty dapper himself in a button-down shirt and little white shorts. While her boyfriend (and Mason's dad) Scott Disick was also there, somehow the photogs managed to mostly snap Kourt and her son on the slide, something the 32-year-old reality star actually wasn't too happy about.

Photos: Kim K.'s Bachelorette Bash

"Malibu with my family was made pretty unpleasant by the paparazi. Too intense around my son. Bad energy. Home is our haven,"she tweeted later. Well, if Kourtney wants to avoid the paparazzi, she'd better make sure to stay away from sister Kim's wedding this weekend ...

More Celebrity Features on Yahoo!:
Kourtney and Mason Get Shrek'd Out
Gwen and Zuma's Park Playdate
Denise Richards and Her Babes in the Big Apple

Follow omg! on Twitter