The Super League has never been shy about getting its famous fans to promote the competition, with the likes of Sir Bradley Wiggins and Joey Barton having done so in the past.
This year, to signal the imminent launch of the season, the Brownlee brothers have done their bit to support a game they are both known fans of.
In a mini-movie, Olympic triathletes Alistair and Jonny put Kallum Watkins (Leeds), Mike McMeeken (Castleford), Ben Currie (Warrington) and George Williams (Wigan) through a series of fitness tests.
Take a look at how the Super League stars got on – you’ll be surprised!
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