Jennifer Lopez jokes about how technologically challenged she is as she struggles to pre-save her own upcoming single on Spotify

Jennifer Lopez works up a sweat in her Preston High School jacket at the gym... a week ahead of resuming filming on Unstoppable

Jennifer Lopez Movie ‘Unstoppable’ From Artists Equity Returns To Filming Next Week; Don Cheadle, Michael Peña & Bobby Cannavale Join Cast As Amazon MGM Boards

Jennifer Lopez, 54, flaunts taut tummy in cropped sweater while dropping her teen Emme off at Sunday school in LA