is remaining mum on how he really feels about his ex moving on. Paparazzi videographers asked him what he was feeling about the ordeal, but they got a stiff "no comment."TMZreported And just last year, Demi and Nick even teamed up for their "Future Now" tour. So to celebrate Demi's 25th birthday, Nick posted both a throwback and a more recent pic of the Disney Channel stars turned mega-celebs. will drop on Oct. 21, and based on what we've already seen from it, it's going to be a good one.Related: believes that some of the best gifts involve giving back to planet Earth. She likes to gift plants and seeds to her family members, encouraging them to physically connect with nature by planting new trees. She also pushes her loved ones to intervene directly in the fight for climate justice. “I encourage my family members to participate in the strikes for Indigenous stewardship and donate to Indigenous-led climate organizations,” she tellsTeen Vogue.