Ally Brooke & Maddie Poppe Celebrate Hello Kitty's Birthday!

Ally Brooke and Maddie Poppe weren’t about to miss Hello Kitty‘s birthday party!

The two singers stepped out for Proactiv’s Celebration of the icon’s birthday, which double as the launch event for Proactiv and ULTA Beauty’s exclusive Hello Kitty Brush Kit on Thursday night (November 1) in Los Angeles.

PHOTOS: Check out the latest pics of Ally Brooke

The limited-edition Hello Kitty themed cleansing brush kit that will be available at Ulta Beauty Stores and Ulta.com from now until December 31st.

Maddie, who won American Idol this past spring, performed her new single “Keep On Movin’ On” at the event.

Check out the pics below!