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A groom's sister betrayed his bride's trust by livestreaming their wedding to his ex-wife

The bride described her sister-in-law on Reddit as "a piece of work" and "constant drama"

Redditors applauded the couple's decision on how to handle the family dilemma

A woman's sister-in-law pretended to be her best friend, then betrayed her on her wedding day.

The bride, 37, explained in a post on Reddit's "Wedding Drama" forum that her sister-in-law "played the bestie act" then went behind her back by secretly livestreaming the couple's wedding for the groom's ex and "feeding her updates about [their] life."

Even though the wedding took place two years ago, the then-bride still holds a grudge.

The woman explained that her husband shares a 10-year-old daughter with his ex-wife.

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