Selena Gomez sent fans into a frenzy when she arrived at the 2024 Emmy Awards with her supportive boyfriend, Benny Blanco. The actress-turned-singer was a sight to see at the Peacock Theater in Los Angeles on Jan. 15, wearing a sparkle-adorned custom Oscar de la Renta gown featuring 450k sequins while joined by her music producer beau, RadarOnline.com has learned. Selena posed for photos solo at the event, flashing a smile with her hair in a sleek updo, having completed her look with a diamond Tiffany & Co. necklace. As she walked toward the red carpet, Benny blew a kiss her way and prepared t…