crack is a term for news, gossip, fun, entertainment, and enjoyable conversation, particularly prominent in Ireland @Stan
See also, "No crack" ("Nee crack" - Geordie) as an insult meaning boring, with nothing to talk about. "What's the crack?".
Craic (/kræk/ KRAK) or crack is a term for news, gossip, fun, entertainment, and enjoyable conversation, particularly prominent in Ireland. ... The word has an unusual history; the Scots and English crack was borrowed into Irish as craic in the mid-20th century and the Irish spelling was then reborrowed into English.