motorsport.com are covering Casey Stoner's return to the seat of the Ducati Desmosedici GP17, as the Australian is out on track testing on Monday at the Circuit Ricardo Tormo in Valencia - and will be back out on Wednesday. Tuesday will see fellow test rider and recent wildcard Michele Pirro take over.
Stoner has ridden a number of times this season in his role as Test Rider for the factory, who are currently in second in the standings with Andrea Dovizioso.
Remember Stoner's classic 2011 win at Valencia? Watch the incredible finish for the then-recently crowned World Champion: