Cole Whittle - KIIS FM's iHeartRadio Jingle Ball 2015 at Microsoft Theater - Arrivals at Microsoft Theater - Los Angeles, California, United States - Friday 4th December 2015 (1 Picture)
Photo credit: Brian To
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The actress thinks it would be tough to recast her character, Winifred Sanderson.
Beck wishes he'd had ''more fun'' when Kanye West invaded the stage in protest at his 2015 Grammy Awards win.
The Duffer Brothers wanted to "experiment a little bit".