Why Wasn't Lily In Season 4 of How I Met Your Mother? Exploring Alyson Hannigan's Maternity Leave
Discover why Lily didn't appear in Season 4 of How I Met Your Mother due to Alyson Hannigan's maternity leave.
Discover why Lily didn't appear in Season 4 of How I Met Your Mother due to Alyson Hannigan's maternity leave.