She was formerly the weekend co-host and correspondent for the syndicated show The Insider; she is now a correspondent for Entertainment Tonight.
Knight danced professionally for both the New Jersey Nets and also the New York Knicks.
She also featured in numerous music videos as a dancer before becoming a TV presenter.
Since becoming a correspondent in 2012 for The Insider, she has featured regularly in the press as a fashion icon and also worked for PETA, against the wearing of fur.
She was in a bad auto accident in April 2018 and suffered a broken right hand.
As with Mary Hart in 2009, she wore various brightly colored slings designed to match or complement her wardrobe, for each show taped during her recovery.