Jesse McCartney Details Which 'Hacks' Star He DMed to Land That Season 5 Cameo

Note: This story contains spoilers from "Hacks" Season 5, Episode 2. The childhood dreams of Hannah Einbinder's Ava - as well as many "Hacks" fans - came true in Season 5, Episode 2, when pop star Jesse McCartney appeared in a cameo to sing his 2000s hit "Beautiful Soul" at Ava's birthday party. The appearance, which has remained under wraps until the episode's debut, came together years after McCartney first DM'ed with Einbinder after watching "Hacks" Season 1 with his wife. "We fell in love with the show, and then a buddy of mine hits me up like a week later, . . .