We already knew country singer Carrie Underwood loved her dogs, Ace and Penny. Today, she let the adorable twosome help her break some big news, in honor of Labor Day: The two canines are going to be big siblings!
Underwood shared the update on Twitter, complete with the dogs dressed in "big brother" and "big sister" t-shirts. This will be the first baby for the multi-platinum recording artist and her professional hockey player husband Mike Fisher.
Related: Dog, Meet Baby: Tips for prepping your four-legged friends for the new arrival.