Foster isn't the only one who celebrated the arrival of her second child this week. Former Victoria's Secret model Katrina Kurkova gave birth to a baby boy, her rep confirmed to ET
on Thursday. It's Kurkova's second child with her husband, Archie Drury, and their 6-year-old son, Tobin, is already "ecstatic" about being a big brother. On the same day, James Van Der Beek announced that his wife, Kimberly, is pregnant with the couple's fourth child
. They are already parents to Olivia, 5, Josh, 3, and Annabel, 22 months.