Selena Marie Gomez (born July 22, 1992) is an American singer, songwriter, actress, and television producer. After appearing on the children's series Barney & Friends (2002–2004), she received wider recognition for her portrayal of Alex Russo on the Emmy Award-winning Disney Channel television series Wizards of Waverly Place, which aired from 2007 until 2012.

Gomez also starred in the films Another Cinderella Story (2008), Princess Protection Program (2009), Wizards of Waverly Place: The Movie (2009), Ramona and Beezus (2010), and Monte Carlo (2011). Thereafter, she focused on more mature roles in Spring Breakers (2012), Getaway (2013), The Fundamentals of Caring (2016), and The Dead Don't Die (2019). She voices the character of Mavis in the Hotel Transylvania film franchise, and serves as an executive producer of the Netflix television drama series 13 Reasons Why (2017–present) and the Netflix documentary series Living Undocumented (2019).

John Michael "Ozzy" Osbourne (born 3 December 1948) is an English singer, songwriter, actor and television personality. He rose to prominence during the 1970s as the lead vocalist of the heavy metal band Black Sabbath, during which he adopted the nickname "The Prince of Darkness".

Osbourne was fired from the band in 1979 due to alcohol and drug problems, but he went on to have a successful solo career, releasing eleven studio albums, the first seven of which were all awarded multi-platinum certifications in the United States. Osbourne has since reunited with Black Sabbath on several occasions.