A Scots lad's hilarious social media post has gone viral after his gran accused him of cheating with a “new girlfriend”.
Prankster Bobby Montgomery, 21, sent his gran Izzy into a frenzy when he shared a snap of him posing with using the new Snapchat gender swap filter.
Unaware the the pouting brunette was in fact her grandson, the adorable gran warned her grandson that she 'hoped he wasn't cheating'.
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The Falkirk lad continued to share her hilarious responses, posting screenshots of their exchange to Twitter alongside the caption: “Gran’s took that well.”
In reply to Bobby describing his alter ego as Irish girlfriend "Eirrean O’Malley", Izzy fumed: “Tell me it’s a joke please you silly boy.”
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And she quickly showed her loyalties were with Bobby’s real girlfriend Brooke Adam.
She continues to rant: “I’m not talking to you so don’t text me. Brooke is lovely and better looking. I can’t believe it.
“Brooke can get anyone. You better be sure Bobby.
“I know it’s not up to me but I’m shocked and you were a lovely couple.
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“She will be brokenhearted. Oh I hate it.”
The post has been liked nearly 3000 times since being shared on social media.
Dozens of humoured followers have shared the screenshot and left comments.
One replied: "That pout is brilliant grans been pranked."
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Another added: "Omg :)))) actual bless her so cute."
But it was Bobby's girlfriend Brooke who was left on a high after the post.
In response to Izzy's show of loyalty she gushed: “Least a know Izzy’s got ma back.”
