Kaley Cuoco and Karl Cook attend the "Why Him?" premiere in Los Angeles

Cast member Kaley Cuoco and her boyfriend, professional equestrian rider Karl Cook attend the premiere of the motion picture comedy "Why Him?" at the Regency Bruin Theater in the Westwood section of Los Angeles on December 17, 2016. Storyline: A dad forms a bitter rivalry with his daughter's young rich boyfriend. Photo by Jim Ruymen/UPI