Remember the pink, Hello Kitty lady?

Millionairess Robin Kassner is here to celebrate with Patti.  Though wearing dark tresses this spring, she's still the same bubbly gal. So curious to see if she meets anyone tonight...

Vicki Gunvalson arrives at Patti’s Birthday Bash

Vicki Gunvalson of The Real Housewives of Orange County arrived styled out on the pink carpet in Hollywood tonight for Patti Stanger's Birthday Bash. She's famous for her book More Than a Housewife, and we expect to see her prove that tonight as she parties down with Patti's closest friends.

Patti Stanger shows up at party with new boyfriend

[caption id="attachment_2275" align="alignright" width="600" caption="Patti arriving on the red carpet with her boyfriend David Krausse."][/caption] Patti Stanger has just arrived to her birthday bash alongside new boyfriend David Krausse. The party, which is taking place right now at Koi restaurant in LA, is chock full of celeb attendees, Haylie Duff, LA Laker Matt Barnes and Real Housewives stars Camille Grammer, Brandi Glanville and Gretchen Rossi. Patti's wearing a Pamela Rowland silver-black ombre sequined dress, which she had custom designed for the affair. [caption id="attachment_2267" align="alignright" width="600" caption="Patti Stanger stands with SheKnows President Kyle Cox (right) and her new boyfriend David Krausse (left) at her birthday bash in Hollywood.."][/caption]

Rachel Federoff and Destin Pfaff interview

Rachel Federoff and Destin Pfaff have proved, over several seasons of Millionaire Matchmaker, that Patti isn't the only matchmaker in the house. She has taught them well and now, with their outgoing personalities and a personal love story, they are offering up their relationship advice to the world. Her birthday party seemed like the perfect time to celebrate her wisdom. Watch the interview after the jump! (Spoil alert: They are also talking Millionaire Matchmaker season 6.) Read more

Patti’s pal Destin Pfaff arrives at birthday in style

Destin Pfaff is looking sleek on the pink carpet at Patti Stanger's Birthday Bash. Pfaff, who is close friends with Patti, is CEO of all her business ventures and costars with her on The Millionaire Matchmaker. Join the discussion about the party on Twitter! Use #pattiknows. Photo courtesy of Starbux/WENN

Haylie Duff has just arrived at Patti Stanger’s Birthday Bash!

Haylie Duff
Famous sister alert! Hilary Duff's big sis, Haylie Duff, has just showed up to Patti Stanger's Birthday Bash looking lovely in a sleek outfit. The actress, best known for her role on 7th Heaven, is currently promoting her new food blog, Real Girl's Kitchen, on which she provides recipes and restaurant reviews for the average gal who loves food. Looks like she is also getting the night off from being an auntie to Hilary's adorable 3-month-old son, Luca. Stay tuned to PattiKnows for an interview with the star! Join our discussion about the party on Twitter, using #pattiknows. Photo courtesy of WENN