Written by Yves Labat
Illustrator Jacques Lerouge
Published 1978
Publisher Mengés
ISBN 2856200516

Des experts en bévues (Experts in Blunders) is a 1, Rue Sésame book of comic-book style stories. The stories are each one to three pages long, and they feature the Sésame characters getting into various scrapes -- getting locked out of the house, falling overboard in a boat, or getting uncontrollable hiccups.

The characters include Ernest (Ernie), Bart (Bert), Macaron (Cookie Monster), Lhorrible (Herry Monster), le Comte (Count von Count), Grover and Gertrude (Betty Lou).

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