Kendra Wilkinson is going to Las Vegas for Valentine's Day (14.02.10).

The former 'Girls Next Door' star is delighted she and husband Hank Baskett will get to spend the romantic day alone after their two-month-old son Hank's grandparents agreed to take on his care for a few days.

She tweeted: "I love valentines day. Last year Hank took me whale watching. it was fun!

"This wkend we r gunna spend a lil time in Vegas. grandma is coming to watch him for the wkend while mom n dad get some time together. (sic)"

Whilethe former Playboy model is happy to go away without her son, she has been taking delight in his development and is astonished by how big he has grown already.

She wrote on her twitter page: "crazy how baby hank is 9 wks old but I just put him in a 6-9 mo outfit n it fits..that's my boy! Lol. (sic)"

Kendra also took to the micro-blogging website to express her pride in Hank - who she married last June - and their happiness together.

She wrote: "i am so proud of Hank for bein strong..he is the best person you could ever surround yourself with..he knows what lifes about!(sic)"