It's Mother's Day at the Playboy Mansion and Holly, Bridget and Kendra are going all out to spoil their moms (and grandmas!) with a surprise visit to one of Los Angeles' top spas. See the three generations of women get pampered with special spa treatments including a massage to melt away any stress, fabulous facials and a delicious lunch on the deck. Then, to top off the day, Hef and the gals take their families to one of their favorite restaurants, Katana, for some mouthwatering Japanese cuisine. Plus, see what happens when Hef and the girls pull out all the stops as they conspire to help a mom arrange a special surprise visit to the Mansion for her daughter's 18th birthday!