Sidney Fullmer: Sidney Fullmer. Actress: Alexander and the Terrible, Horrible, No Good, Very Bad Day. Sidney Fullmer was born on 16 June 2000 in San Francisco, California, USA. She is an actress, known for Alexander and the Terrible, Horrible, No Good, Very Bad Day (2014), Saige Paints the Sky (2013) and Sidewalks Entertainment (1994).
Known For: Alexander and the Terrible, Horrible, No Good, Very Bad Day (Becky Gibson), Saige Paints the Sky (Saige), Sidewalks Entertainment (Self - Guest)