News Miley Cyrus and Liam Hemsworth Bring 'Joy and Laughter' During Children's Hospital Visit By Latifah Muhammad 9:22 PM PST, December 29, 2016 Miley Cyrus and Liam Hemsworth are lifting spirits this holiday season! The couple stopped by the Rady Children's Hospital in San Diego on Thursday for a surprise visit in collaboration with Cyrus' Happy Hippie Foundation. NEWS: Miley Cyrus Celebrates the Holidays With New Marijuana Tattoo and Weed-Themed Sweatshirts The "Wrecking Ball" singer teased the "very special day" on Instagram hours before sharing pics from visit, and officially crowning Hemsworth a "happy hippie." "Thank you for having us today! Beautiful children everywhere! @liamhemsworth is OFFICIALLY a #happyhippie !!!! @happyhippiefdn," Cyrus wrote. WATCH: Liam Hemsworth Celebrates Christmas Early With Miley and the Cyrus Family-- See the Sweet Snap! The hospital also shared a video montage from the pair's visit, along with a Facebook message thanking the duo for bringing "joy and laughter" to the young patients. MORE: Miley Cyrus Returns to Yoga After Holiday Celebrations With Liam Hemsworth, Says She Didn't 'Practice For 10 Days' From hospital visits to ugly Christmas sweater parties, Cyrus and Hemsworth have certainly had a memorable holiday season. See their sweet Christmas gifts to each other below. Miley Cyrus and Liam Hemsworth Share Holiday Smooch, Pose With Their Adorable Dog -- See the Pics!