Olga Kay was born on November 20, 1982 in Russian SFSR, USSR as Olga Sergeevna Karavaeva. She is an actress and writer, known for Dinner (2014), Tube Top (2011) and Wiener Dog Internationals (2015).

Has two youtube channels that are regularly updated: OlgaKay and Olgakay2. OlgaKay is for her comedic, well produced videos that she writes, performs in and edits herself while her Olgakay2 channel is for her every day (or sometimes every other day) video blogs (vlogs). Her word "moosh" stems from her cats name Mushka. Moosh has been used in a variety of ways over her career and considers her fans her Moosh Army. Olga Kay fans use moosh as a term as endearment or otherwise. It is also her goodbye phrase ending all of her videos. Owns two cats: Mushka and Pishka. Lives with fellow YouTubers: ExoticJess (and her daughter, Corrine) and JoeNationTV. Has a dog called Roxy. Has been living in L.A for the past few years. [May 2011]