Ruby ModineRuby Wylder Rivera Modine is an American actress and singer, best known for playing Sierra Morton in Shameless. She also co-starred in the 2017 slasher film Happy Death Day, as well as in its sequel as Lori Spengler. She is the lead singer of the band Ruby Modine and the Disease.FilmographySilent Night, Deadly Night (2025)Happy Death Day 2U (2019)Satanic Panic (2019)Happy Death Day (2017)