Pakistan, Oct. 22 -- Michelle Williams gave Julia Stiles her blessing to honour late actor Heath Ledger during Dancing With the Stars. Stiles performed a special tribute to her former 10 Things I Hate About You co-star during the show's Dedication Night on October 20. The performance celebrated Ledger's lasting impact on the cast and his fans.

Stiles, 45, and professional dance partner Ezra Sosa performed a contemporary routine to Frank Valli's Can't Take My Eyes Off You. Before the performance, Stiles contacted Williams, who shares daughter Matilda with Ledger, to seek her approval. Speaking to Extra TV afterwards, Stiles confirmed that Williams had agreed to the tribute.

Williams and Ledger met while filming Brokeback Mountain in 2004...