Stars and Their Pets: The JoBros' Third Wheel

Three’s company! Kevin joins little brother Joe and his constant companion, English bulldog Winston, for a walk in L.A. Monday.

The animal lover trades fur for feathers Monday, leaving her ferrets at home to meet up with South African penguin Charlie at Wayne Newton’s Casa de Shenandoah estate in Las Vegas.

Pucker up! The Glee star celebrates Mother’s Day with her leading ladies – pooch Olivia, wife Lara, and stepdaughter Haden – Sunday in L.A.

After playing with a dog earlier in the day, Prince William’s best man climbs aboard a horse Saturday for a polo match at Coworth Park in Berkshire, England.

With fiancée Natalie Portman nearing her due date, dad-to-be Millepied lends a helping hand, taking Yorkie Whiz for a walk in New York Monday.

The country crooner cuddles up to his pet pooch backstage at Tipitina’s Uptown in New Orleans Thursday, where he performed alongside the Blind Boys of Alabama.

The animal lover holds her canine companion tight Saturday while attending Nintendo’s nintendogs + cats 3D event in Beverly Hills.

The former Bachelor looks lucky in love with his furry friend while celebrating the Nintendo 3DS game nintendogs + cats in Beverly Hills over the weekend.

She may be the model, but Krupa’s adorable dog steals the show Saturday during the nintendogs + cats event in Beverly Hills.