Niecy Nash-Betts couldn't have anything nicer to say about her costar — and now friend! — Travis Kelce.<br /><br />The actress leads Ryan Murphy's newest thriller series, Grotesquerie, and tells PEOPLE that the Super Bowl champion was "lovely to have on set."<br /><br />Grotesquerie, which premieres Wednesday, Sept. 25, marks Kelce's first-ever scripted role, and Nash-Betts, 54, says he was "very professional" and "always came prepared" to set.