106 & Park is an American hip hop and R&B music video show, set up in a countdown format, that was broadcast on weekdays at 6:00 pm ET/5:00 pm CT on BET; it aired on a one-day delay on BET International. From Wikipedia
Her decades-old fear of tripping led her to rehearse obsessively with a trimmed costume ahead of the surprise Las Vegas finale performance with her Destiny’s Child bandmates.