Bart_and_lisa_laughing

The board notes that a laughing Lisa is preferable to the "Moaning Lisa" state documented in previous psychological evaluations .

Provided the laughter does not disrupt Principal Skinner’s afternoon tea. Lisa's Laughatory - Wikisimpsons, the Simpsons Wiki bart_and_lisa_laughing

Shared laughter often precedes structural damage to the school. The board notes that a laughing Lisa is