Fifth Harmony's Lauren Jauregui reacts to the possibility of the band officially reuniting after their surprise Jonas Brothers performance at the cast reveal for 'Dancing With the Stars.' Season 34 premieres Sept. 16 on ABC and streams live on Disney . | Entertainment Tonight

From the surprise Fifth Harmony performance to getting cast on ‘Dancing With the Stars,’ it’s been a “whirlwind” last few days for Lauren Jauregui. | Entertainment Tonight