10/10/2013 AT 10:15 AM ET
“It came out that Blake didn’t know that Ryan and I had a make-out session when I was 19,” the actress, now 37, told PEOPLE Saturday at the celebration for Soleil Moon Frye’s new entertaining guide, Let’s Get This Party Started, in Beverly Hills. “She did know, actually. She reached out to me via email to help her with a birthday present for Ryan!”
Hart, who just headed back to the West Coast to film the new season of Melissa & Joey, reveals the tidbit in her memoir, Melissa Explains It All: Tales from My Abnormally Normal Life, to be released later this month. She isn’t surprised by the focus on the racier parts of the book – in addition to her kiss and tell, Hart discusses partying and drug experimentation in her early 20s – but says some media coverage has exaggerated and misconstrued her stories.