The best moments in Lady Gaga's Chromatica Ball film, from a new album tease to the A Star Is Born costar cameo

"RuPaul's Drag Race" icon Willam makes a brief appearance in the concert film, which also ends with the tease "'LG7.' Gaga returns." If waiting for the long-promised Chromatica Ball film the past two years gave you a migraine worthy of a holy wafer known as Nurtec ODT, you must be a Lady Gaga fan. For …