London, June 22 : Actress Katie Holmes has put on her dancing shoes to shoot a cameo for the finale of the US talent show ''So You Think You Can Dance''.

The ''Batman Begins'' actress''s special appearance has been a source of much speculation, as it emerged that she was taking secret dance lessons and had also met with the programme''s producer Nigel Lythgoe.

However, now sources on-set confirm that the 31-year-old is set to appear on the show after shooting a cameo segment earlier this week.

"It taped last week. It''s going to be on the finale. It''s a Broadway does Hollywood number. It opens on a Broadway stage and then she walks into a Hollywood studio," the Daily Express quoted a source as telling E! Online.

"She was amazing. She was such a pro. Her legs are in great shape. She''s got a hat and a cane and she''s wearing a leotard and tights," the source added.

The finale will go on air on 6th June. (ANI)