Boyer did not anticipate the explosive reaction to the video he shot at the Gillette Stadium show. He brought his grandmother to the concert because she’s a big fan of Coldplay’s hit “Viva La Vida,” describing it as “the one song she wanted to hear live before she dies.”

The wife of the tech honcho exposed at a Coldplay concert as an apparent cheater had a Facebook page featuring happy photos of herself posing with her smiling husband and sons — before she deleted the entire social media account Thursday.