Hold a New Tournament
Reason: religious holiday
Events: throwing (javelins, etc) and team fighting
Length: one day
Awards: first, second and third place
Top Prizes: moderate sums of money
Other Entertainment: a storytelling contest and trained animals
Competitors of interest:
The devoted cleric who has quite a few fans.
The disgraced noble who is very good.
The odd foreigner who will do anything to win.
The foreign noble who is highly talented.