Hugh Hefner is excited that ex Kendra Wilkinson is expecting her first baby with her fiance Hank Baskett.

"I'm really happy to learn that Kendra is pregnant because I know that she and Hank wanted to start a family right away," the Playboy mogul tells

See Hef and the girls' wildest moments in the Playboy mansion.

"I think he's a good guy and they'll be good for one another," continues Hefner. Wilkinson, 23, and Baskett, 26, plan to wed at the Playboy mansion June 27. Hef -- who split from Wilkinson in October -- originally planned to walk her down the aisle, but she decided to give the honor to her brother.

See stars' personal wedding photos.

Former Girl Next Door costar Bridget Marquardt told Us exclusively that she would be throwing a few parties for Wilkinson.

See what Kendra looked like as a kid.

"Here I am, planning her bachelorette party when maybe I should be planning her baby shower!" she said. "I guess I will work on both...there is a lot to celebrate!"

Wilkinson blogged today: "i honestly still can't believe that soon hank and i are going to have a little athlete running around the house."