Question: What is the first episode of the fifth season and the 81st overall episode of the American animated television sitcom "SpongeBob SquarePants" where Sirena Irwin voiced Mama Krabs?
Sentence (from "Sirena Irwin"): She also voiced Mama Krabs in the episodes "Enemy In-Law" and "Friend or Foe" among many others and also voiced Squilvia in "Love that Squid" (SpongeBob SquarePants).
Relevant evidence: Yes