Aretha Franklin's granddaughter, Grace Franklin, is following in her legendary grandmother's footsteps by pursuing a singing career of her own. The "Respect" artist's relative made her official singing debut by appearing on a recent episode of American Idol in front of judges Katy Perry, Lionel Richie and Luke Bryan. "Stop right there. That is your grandma?" Richie said , according to People.  View this post on Instagram A post shared by grace franklin✨ (@gfranklin61) He continued, speaking highly about his friendship with the 15-year-old's grandmother, revealing he still has some of the voicemails she left him. The "Queen of Soul" died of pancreatic cancer in 2018 at the age of 76. After Grace performed her rendition of Aretha's "Ain't No Way" and Lauryn Hill's "Killing Me Softly," she, unfortunately, received some disappointing results. Richie and Bryan delivered a no, but she received one yes from Perry. Richie left Grace with some advice, however. "Grace Franklin, I love you and...