Carey Mulligan Carey Mulligan

After five months of dating, Carey Mulligan and musician Marcus Mumford (of Mumford & Sons) are set to tie the knot, Us Weekly reports.

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The couple has a long history, as Mulligan and Mumford were pen pals in their youth. They reconnected in February at a Mumford & Sons concert and have been dating since.

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Mulligan was previously attached to Shia LaBeouf, while Mumford split from folk singer Laura Marling in 2010.