2021 · Selena Gomez has linked up with swimwear brand La’Mariette to launch a collection of bathing suits, featuring six different styles in a vibrant print that the “ De Una Vez ” artist has helped design. Selena Gomez is technically 23, but really she’s older than anyone knows. She’s been working for more than half her life—most recently, that meant improvising with Seth Rogen on the set of.