Complex sentence: In 2011, Campbell reprised her role as Sidney Prescott in the horror film "Scream 4" and starred in "The Glass Man", which received a limited release, and the film "Singularity", which premiered at Cannes Film Festival in May 2012.
Split into simpler sentences: In 2011, Campbell reprised her role as Sidney Prescott in the horror film "Scream 4". She then starred in the film, "The Glass Man", which received a limited release in 2011, and the film "Singularity", which premiered at Cannes Film Festival in May 2012.