Here, the PA news agency looks at some of the best examples from September 16.
Football
Jack Grealish kicked off his Champions League career in style.
Trent Alexander-Arnold reflected on last night.
Tottenham released their new third kit.
Alex Scott received a gift.
LeBron James showed his love for Liverpool.
Cricket
Sir Alastair Cook mimicked Bob Willis' bowling action again.
Virat Kohli stepped down as India T20 captain.
Charlie Dean made history.
Formula One
Aston Martin continued with Lance Stroll and Sebastian Vettel next season.
Fernando Alonso enjoyed a bit of time out on the bike.
MMA
Conor McGregor had the designer gear out for a workout.
Tennis
Simona Halep got married.
Serena Williams paid tribute to Simone Biles.
Rugby Union
Ulster pulled off the big-name signing of World Cup winner Duane Vermeulen.