Friends star Lisa Kudrow has been keeping a low profile on social media, but returned to Instagram over the weekend.What's more, the Phoebe Buffay's post followed shortly after the exciting news that the Friends reunion show had finished filming.MORE: Lisa Kudrow announces exciting family news as Jennifer Aniston shows supportLisa shared several pictures on her Instagram page of her beloved pet dog Emma inside the star's kitchen at her LA home.In the snaps, Emma was playing with a toy Tchotchke