20/03/2012 12:08 GMT | Updated 20/05/2012 10:12 BST

Alyson Hannigan shows off baby bump on the red carpet in glittering green mini dress

We've been champions of Alyson Hannigan ever since she first hit our screens in Buffy all those years ago (yes, we're out and proud fans, no shame here), so naturally seeing these pictures of the star all blooming and happy and pregnant on the red carpet last night made us feel all warm and fuzzy inside.