Stars & Their Pets: Betty's 'Hot' DogWhite cozies up to a lucky pup in L.A. Plus: Renee Zellweger's on-set pet and more

RENEE ZELLWEGER

Excuse me, dog coming through! Zellweger makes room for beau Bradley Cooper's chow-retriever mix Charlotte on Monday while hanging out on the Philadelphia set of his latest film.