The Rhinos had a disappointing night at the KC Stadium as they went down 34-20 to the Airlie Birds.
The Rhinos scored first half tries through Ben Jones-Bishop and Carl Ablett and fought back in the second half with a try through Ryan Hall but two late scores from Hull FC ended the revival. A late McGuire try was scant consolation for the Champions on a frustrating night.
The schedule for the Police Rugby League World Cup was announced at the Provident Stadium, Bradford earlier today and sees current World Champions Fiji, Australia and host nation Great Britain go head to head in a round-robin format.
Seven of Rugby League's most celebrated heroes will be in attendance with specific roles at Magic Weekend, the seventh staging of Super League's two-day extravaganza, when the event returns to the Etihad Stadium, Manchester, this weekend.