Awkward Wedding Ahead for Swift and Kelce?

The ex factor may be an issue at and 's wedding.

Many of the likely guests may be running into an ex at the nuptials - including the bride, whose former flame may be attending as a friend's plus one. 

Click the video above to see DailyMail's very own Senior Showbiz Reporter Christine Rendon give the scoop on the awkward ex run-ins that are likely in store.