The episode title is a direct reference to the musician (lead singer of Matchbox 20), who often shares his name with the iZombie showrunner Rob Thomas .
: In the Season 3 premiere, a radio DJ announces a "Rob Thomas memorial weekend" and reads a fictional tweet from Carlos Santana —referencing their 1999 hit song "Smooth"—stating, "Heaven just got a whole lot smoother". Episode Overview
"iZombie" Heaven Just Got a Little Bit Smoother (TV ... - IMDb
The premiere picks up immediately after the Max Rager massacre, transitioning the show into a new narrative arc involving a zombie paramilitary group.
is the title of the third season premiere of the CW series iZombie , which originally aired on April 4, 2017. The title serves as a meta-joke referencing a long-running gag regarding the show's creator. The Story Behind the Title