"Kermit Is Z'n Hoedje Kwijt"@en . "1981"^^ . "Paul Haenen and J. Plafond"@en . . . "\"Kermit Is Z'n Hoedje Kwijt\" (\"Kermit Lost His Hat\") is a song from the 1981 Sesamstraat album Bert en Ernie Vervelen Zich Nooit... The title is self-explanatory, as Grover, Bert, and Ernie help Kermit look for his hat."@en . . "\"Kermit Is Z'n Hoedje Kwijt\" (\"Kermit Lost His Hat\") is a song from the 1981 Sesamstraat album Bert en Ernie Vervelen Zich Nooit... The title is self-explanatory, as Grover, Bert, and Ernie help Kermit look for his hat."@en .