Kristen Stewart Indulges in Threesome

Twilight star Kristen Stewart can be seen writhing around with two naked men in the latest trailer for her upcoming movie On The Road.

 
Kristen Stewart gets up close and personal with her On The Road co-stars Garrett Hedlund and Sam Riley in the film's latest trailer (Picture: Yahoo! Movies)

Kristen, who stars as Marylou, indulges in a number of steamy clinches throughout the short clip as she travels with her ex-husband Dean Moriarty (Garrett Hedlund) and his writer friend Sal Paradise ( Sam Riley ).

In one raunchy scene the 22-year-old actress actress puckers up to one of her co-stars as she grips the other around the neck.

In another sneak preview the naked trio are sat in the front of a car as a hot and sweaty Kristen glances back over her shoulder.

 
K-Stew says the movie's endless sex scenes are 'insane to watch' (Picture: Yahoo! Movies)

And K-Stew, who also stars alongside the likes of Kirsten Dunst , Amy Adams and , in Walter Salles' indie adaptation of Jack Kerouac's classic 1950s novel, has described the sex scenes as 'insane to watch'.

She told MTV: 'I'm like, "Who is that?" But I think - as every actress says when they do this is - it just felt so right.

 
The Twilight star took an enormous pay cut to star in the low-budget indie film (Picture: Yahoo! Movies)

'It was so within a different world and so within a different environment that I don’t even really feel - I mean, I am personally connected to it, of course - but it is something outside of myself.'

At the film's world premiere at Cannes Film Festival earlier in the year, Stewart said that she was up for the racy movie because she likes to stretch her own personal boundaries.

'I love pushing. I love scaring myself', she explained.

 
The steamy scenes may not go down too well with Kristen's devastated ex Robert Pattinson (Picture: Yahoo! Movies)

The American actress took a significant pay cut to appear in the low-budget production, claiming Kerouac's Beat Generation-themed book was one of her favorites.

The trailer sees a number of quick edits over which Riley, the film's narrator, recites one of the book's most famous passages.

He starts: 'The only people for me are the mad ones, the ones who are mad to live, mad to talk, mad to be saved, desirous of everything at the same time'.


 

The American actress will walk the red carpet at the Toronto International Film Festival next week in what will be her first public appearance since news of her infidelity emerged (Picture: Yahoo! Movies)

On The Road is set to screen at the Toronto International Film Festival next week.

Stewart is due to walk the red carpet at the premiere in what will be her first public appearance since it emerged she cheated on boyfriend Robert Pattinson with married father-of-two Rupert Sanders.

The film hits cinemas on October 12.

Check out The On The Road Trailer Below:

Source: Yahoo Movies &  http://www.metro.co.uk