04/02/2012 at 02:00 PM EDT
Can you think of a better way to wrap up the weekend?
made the most of her Sunday by spending it with one of her best pals, English bulldog puppy Ziggy
, whom she shares with beau Liam Hemsworth
"I love Sunday fundays with my ziggy piggy," she Tweeted
The doggie squeeze was the perfect finish to a weekend that included a five-mile run
and some couch time with Ice Loves Coco
, which the singer dubbed