Lady Gaga "lost a lot of weight" to play Harley Quinn in 'Joker: Folie à Deux'
Joaquin Phoenix also spoke about his strict diet
'Joker: Folie à Deux' first reactions hail musical sequel as "movie of the year"
It premiered at the 81st Venice International Film Festival earlier today (September 4)
When is 'Joker: Folie à Deux' in cinemas?
The sequel to 2019's 'Joker' is one of the year's most anticipated releases
Watch Lady Gaga sing 'Get Happy' in new 'Joker: Folie à Deux' clip
Joaquin Phoenix also joins in on the fun
Lady Gaga hints that the lead single from her next album is arriving in October
The single will be her first new music since last month's collaboration with Bruno Mars, ‘Die With A Smile’
'Joker 3' not happening, says director Todd Phillips
"We've said what we wanted to say in this world"
Lady Gaga on what to expect from 'Joker: Folie A Deux': "It’s also a courtroom drama, it’s a comedy, it’s happy, it’s sad"
“Todd [Philips, director] took a very big swing with this whole concept and with the script, giving the sequel to Joker this audacity and complexity"
Watch Lady Gaga and Bruno Mars' '70s country-themed 'Die With A Smile' music video
The song, however, is a soulful ballad shaped in the style of Bruno Mars' Silk Sonic
Lady Gaga and Bruno Mars are teaming up for single 'Die With A Smile' - and it's dropping tomorrow
Mars had teased the collaboration with a photo of himself in a Lady Gaga t-shirt
'Joker' sequel could have been set "in space", says Joaquin Phoenix
The film is set to be a musical, but it could have ended up in a very different genre