On this week’s SBS Inkigayo, iKON, Red Velvet, and Momoland go head-to-head for first place. From leader of Infinite to solo artist, Kim Sung Kyu is back with his new song. WJSN returns with a spell to make your dreams come true. SF9 also return from their hiatus with a free-spirited song, "Mamma Mia". Yang Yo Seop, NCT U, Gugudan, CLC, Weki Miki, KMC, Target and more also perform this week. Stay tuned to see all these artists and more this week on SBS Inkigayo.