Hold a New Tournament
Reason: religious holiday
Events: races and throwing (javelins, etc)
Length: two weeks
Awards: first, second and third place
Top Prizes: small sums of money
Crowd: locals and foreigners
Betting: official - rigged odds
Other Entertainment: acrobats and jugglers and musical contest(s)
Competitors of interest:
The mysterious stranger who is highly talented.
The arrogant knight who is surprisingly agile.
The musclebound brute who came from nowhere.