“It didn’t matter who it was, I watched him so many times interact with complete strangers like he knew them all their lives, and welcome them into a jam session, a camp site,” he said.

Source: https://globalnews.ca/news/9941449/canadian-singer-songwriter-bruce-guthro-dead-62/

Left Hand Brewing will host a monster truck rally and jam session Sunday.

Source: https://www.timescall.com/2023/09/03/left-hand-brewing-celebrates-the-end-of-summer-and-other-longmont-events-for-today/

One evening in 1964, the headstrong Crosby inserted himself into a jam session involving two well-traveled young folksingers.

Source: https://variety.com/2023/music/news/david-crosby-dead-dies-byrds-crosby-stills-nash-1235495467/

Swiss-Ecuadorian brothers Alejandro and Estevan Gutierrez decided to make a record after a very successful jam session in Alejandro's Zurich apartment.

Source: https://www.cityweekly.net/utah/music-picks-mar-23-29/Content?oid=19723775