The disgraced football pundits can be heard wolf whistling and chanting "get your tits out for the lads" at Tomlinson before going on air.
It is unclear when the footage was filmed, but the fact that the segment is being shot at Cardiff's Millennium Stadium suggests that it dates back to the early 2000s when major finals took place there.
Gray and Keys were sacked by Sky after footage of the pair making sexist remarks about female official Sian Massey surfaced.
The former made a return to British TV last weekend when he featured on BT Sport's coverage of Everton's FA Cup clash with Stevenage.
Football Ramble posted the new clip online.