Jennifer Lopez's son Max Muñiz makes his film debut in this movie, as a student at the Mathalon competition.
Kat's wedding dress was designed by fashion designer Zuhair Murad, and was personally chosen by Jennifer Lopez after spotting it on the runway. The dress weighed about 95 pounds, and was such a labor to walk in that Lopez sustained a hip injury from wearing it during long shoots.
Due to the COVID-19 pandemic, Jennifer Lopez and Maluma had to film a scene from their homes in order to complete the movie. According to Lopez, her ex Alex Rodriguez and her kids served as her mini-crew.
Based loosely on the Keenspot web comic and graphic novel series by Bobby Crosby and Remy "Eisu" Mokhtar. Beyond the idea of a pop star spontaneously marrying a schoolteacher she's never met, the characters and situations are very different.