One will tell an anecdote, then the next person will top that.

I think it was when he went off-script to tell an anecdote about his two oldest sons going out canvassing.

She collapses onto the sand, ready to tell the anecdote over and over again, until the adrenaline subsides.

I often tell that anecdote to young people today.

The friar might tell an anecdote, use folklore or verse sermon.