Selena Gomez is set to say "I do" with fiancé Benny Blanco , and RadarOnline.com can reveal the Calm Down songbird fears her nuptials will be totally upstaged by her best friend Taylor Swift .

The 35-year-old music superstar announced her engagement to NFL stud Travis Kelce , just as Gomez, 33, gets ready to waltz down the aisle with record producer Blanco, 37. Article continues below advertisement

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But while the former Disney star is thrilled she and Swift have found their happy-ever-after, her pal's engagement also hit a raw nerve as Gomez fears she won't be the center of attention at her own wedding

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