Here We Go, Why isn't there a lot of 'Mamma Mia! 2?'

One thing that seems a bit weird about the whole thing, though, is that we don't know whether or not the sequel will feature the legendary actress.

In the first trailer, it seems Donna might have passed away, as she is being spoken about in past-tense.

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Since Donna's friends Rosie and Tanya are featured a lot, some have suggested that is the case.

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