When Maya gets jealous of Lola's grandmother, she tells everyone that Abuela was a movie star.
Maya is sick about hearing how wonderful Lola's grandmother is - she seems to do everything just perfectly. Maya feels her own Abuela is pretty great and wants her to be recognized too. So she happens to mention that Abuela used to be a movie star! Now Maya has to prevent her friends and neighbors from discovering that Abuela's acting career was limited to a supporting role in a high school play.