“I think she did three great
seasons, and it's time for her to go,” Derek told ET's Katie Krause of his sister’s judging stint
at the Vanity Fair and the FIAT Brand’s Young Hollywood celebration on Tuesday.
“She's got great things on the horizon, and she's doing great things. Len
[Goodman]'s coming back, and so, you know, I think four judges feels a little
redundant anyways, so I think it's the right thing to do.”