Which music group began as Girl's Tyme before becoming Beyoncé's group Destiny's Child?

The group that began as Girl's Tyme and became Beyoncé's group was Destiny's Child.

Girl's Tyme formed in Houston in 1990 and included Beyoncé and other young performers. The group appeared on the television talent competition Star Search in 1993, although it did not win. After management and lineup changes, the group signed with Columbia Records and adopted the name Destiny's Child.

Destiny's Child became one of the best-selling female groups in music history. Its best-known lineup consisted of Beyoncé, Kelly Rowland, and Michelle Williams, although the group had earlier members and lineup changes.

The group's major songs included “No, No, No,” “Say My Name,” “Survivor,” and “Bootylicious.” Destiny's Child went on hiatus in 2006, allowing its members to pursue solo work. It reunited for selected performances, including Beyoncé's 2018 Coachella set.