By peoplestaff225
Updated November 26, 2008 11:00 AM

Is the How I Met Your Mother set following Ugly Betty‘s lead with a baby boom? First, Alyson Hannigan announced that she and husband Alexis Denisof are expecting a baby this spring, and now costar Cobie Smulders is doing the same! Cobie, 26, and her boyfriend, actor Taran Killam, will welcome their first child in late spring.

The pair met through mutual friends and have worked together on How I Met Your Mother. The show airs Monday nights at 8:30 p.m. on CBS.

Source: PEOPLE