The Melbourne Storm will take on the Cowboys  in a testimonial fundraiser at Lang Park on February 23.

The match was confirmed on Monday and is being billed as Queenslanders opportunity to say thanks to two of the games all time greats.

Both Thurston and Smith have announced charity partners for the event and Thurston says he hopes fans will turn in numbers for what should be another memorable occasion for two of the greatest Maroons of all time.