Photo: John Shearer/Getty

Michelle Williamsis opening up about her life as a mom of three.
Appearing onLive with Kelly and Ryanon Thursday to promoteher new film,The Fabelmans, Williams joked about how her teenage daughter,Matilda Ledger, 17, whom she shared with the lateHeath Ledger, says the actress will be “raising kids and having grandkids.”
“She said she’s going to drop them off with me because I’m going to still be in the little kids business,” Williams said with a laugh.
Kelly Ripajoked, “If you have three you have to have four, because of triangulation,” to which Williams added, “That’s what I said after this last one, that I want another one. We’ll see!”
Never miss a story — sign up forPEOPLE’s free daily newsletterto stay up-to-date on the best of what PEOPLE has to offer, from juicy celebrity news to compelling human-interest stories.
“So we might just wind up with a pizza, everybody loves pizza,” she continued. “Or just ordering Thanksgiving food that somebody else makes and it shows up.”
When it comes to Christmas, Williams has some “really special” memories of the holiday from growing up in Montana.
“It’s sleigh rides. It’s roaring fires. I love Christmas. We’re playing Christmas music now,” she noted, adding that “all the bedtime songs I sing are Christmas carols.”
Pascal Le Segretain/Getty

“He just wants the reindeer over and over again,” she said of son Hart. “He’s really trying to learn their names. Do the reindeer. But it’s all Christmas songs. He gets three songs before bed and they’re all Christmas carols.
WhenRyan Seacrestjoked that three songs is a “whole setlist,” Williams laughed, admitting that “sometimes what I want to sing gets rejected.”
TheVenomactress also added that the family’s favorite Christmas film isWhite Christmas.
“We’ve seenWhite Christmasso many times,” she happily shared. “Matilda loves those movies so, so much and I’m excited to have her show those to the younger kids.”
source: people.com