Jake Gyllenhaal paid emotional tribute to Heath Ledger while addressing impact of Brokeback Mountain
Gyllenhaal recalled what it was like to work with Ledger, who died in 2008
Ledger died from an accidental overdose while The Dark Knight was in the final stages of production
Heath Ledger received applause from fans for standing up for what he believed in
The original ending was vetoed by Christopher Nolan
The star died just weeks later
Samuel Johnson has spoken out about Heath Ledger's struggles with fame
Fans think Nolan snuck the tribute to Ledger into the film
The late and great actor was something of a genius when it came to mastering the Joker
Ledger died from an accidental overdose aged 28.
The whole thing is available to watch for free
The recently resurfaced footage shows several celebrities feeling emotional
Bale does't rate his outing in part due to his iconic opposite number
The star was posthumously awarded an Oscar for the role
Heath Ledger won an Oscar after he passed away.
He won the best director award for Oppenheimer
Heath Ledger used the Joker's costume to share a special tribute for his daughter
Ledger died aged 28 on 22 January 2008 while The Dark Knight was in the final stages of production