updated 07/15/2010 AT 7:00 AM ET
•originally published 07/15/2010 AT 8:00 AM ET
Kendra Wilkinson and Hank Baskett couldn’t seem happier.
With Wilkinson’s memoir Sliding Into Home at the No. 4 spot on The New York Times bestseller list, a hit show and an unstoppable marriage, the duo have many things to celebrate. But to top things off, the couple’s 7-month-old son, Hank Jr., is learning more by the day.
“We’re celebrating [baby Hank’s] latest milestone tonight, which is a high-five,” Wilkinson, 25, told PEOPLE at Wednesday’s ESPY Awards in Los Angeles. “I taught him high-five.”