Darren Criss and wife Mia Swier welcome first baby

Darren Criss and his wife, Mia Swier, welcomed their first child on Monday.

“M & D made some sweet music,” the “Glee” alum, 35, captioned the announcement, which he made Thursday on Instagram.

The photo showed the happy couple sitting next to each other on a hospital bed

Looking down at their newborn baby as they held her in their arms

Bluesy was swaddled in a pink-and-blue blanket and had a big pink bow on her head.

After almost a decade together, Criss and Swier, 36, got married in February 2019

She’s also a freelance director with many short films and music videos under her belt

On the side, the new mom is a singer and bassist who’s been in her fair share of rock bands