Guy Fieri’s freak accident on set. The missteps he says exploded his quad and landed him in wheel chair. Then, a new “Dancing With the Stars” champ is crowned. ET’s in the ballroom finding out what’s next for Robert Irwin. Plus, how Whitney Levitt just scored her own win. The reality star reveals how she plans to stay on your screens. And, Jennifer Aniston puts chemistry on display with boyfriend Jim Curtis. Then, a first look at Taylor Swift’s TV series that’s not skimping on the Travis Kelce talk. Plus, the cast of “Stranger Things” upside down with emotion. What to know before you watch the final season.