<Ul> <Li> Albert `` Pop Pop '' ( voiced by Fred Willard ) -- Rita 's father , Ruth 's brother , and the kids ' grandfather who is a former army soldier . </Li> </Ul>
<Ul> <Li> Albert `` Pop Pop '' ( voiced by Fred Willard ) -- Rita 's father , Ruth 's brother , and the kids ' grandfather who is a former army soldier . </Li> </Ul>
who voices pop pop in the loud house
who voices pop pop in the loud house
Fred Willard
Fred Willard