The War With Grandpa (2020) UMR Stats The War With Grandpa (2020) UMR Links UMR Review Of The War With Grandpa (2020) For those that have been patiently waiting for Robert DeNiro to make a slapstick comedy…your wait is over. The War With Grandpa is filled with slapstick comedy from beginning to the end. Most … Continue reading The War With Grandpa (2020)