Kaley Cuoco shares a picture of her baby bump

Kaley Cuoco is pregnant, whose information was shared on Instagram

Kaley Cuoco looks cute in baby bump

Kaley Cuoco reveals she's expecting a baby with Tom Pelfrey

Tom Pelfrey and Kaley Cuoco are both very happy to be parents

Kaley Cuoco shares close-up pictures of her baby bump on Instagram

Kaley Cuoco and Tom Pelfrey both always look happy and very happy after the baby bump

Kaley Cuoco and Tom Pelfrey will both be the actors' first child