Kourtney Kardashian Sizzles in Sparkly Bikini After Celebrating 40th Birthday

Kourtney Kardashian
Scott Dudelson/Getty Images

Hot mama!

Slay, Kourtney Kardashian!

The reality star, who turned 40 on April 18, took to Instagram on Friday to show off her sizzling hot bod.

The mother of three, chic in a sparkly lavender bikini, flaunted her toned figure while lying poolside.

"Come find me," she captioned it.

The post comes less than a week after Kourtney's closest friends and famous family members came together to celebrate her special day. The lavish party included everything from personalized tequila bottles to napkins emblazoned with "most interesting to look at," referencing a famous quote from Keeping Up With the Kardashians.

Guests included Scott Disick, Kim Kardashian West, Kanye West, Kris Jenner, Kylie Jenner, Kendall Jenner, Khloe Kardashian, French Montana, Paris Hilton, Younes Bendjima, Sia and Robin Thicke.

In honor of Kourtney's birthday month, ET put together 40 of her sexiest Instagram snaps ever. Click through the slideshow below to see them all!