Hayley Kiyoko Alcroft is an American singer-songwriter, actress, and author. As a child model and actress, she appeared in a variety of films, including Lemonade Mouth, Jem and the Holograms, Insidious: Chapter 3, and XOXO. From Wikipedia
They commemorated the moment with a beachside proposal in Mallorca, Spain using a custom elongated cushion-cut diamond ring.