John Cena's final episode of SmackDown was shaping up to be an all-time moment. That's when a familiar entrance music hit the speakers in Chicago. Brock Lesnar made his return to WWE TV on Friday by laying out both Cena and United States champion Sami Zayn during their match.

AJ Lee has made her shocking return to WWE for the first time in over a decade. On the September 5 episode of "Friday Night SmackDown" in Chicago, Illinois, the former Divas Champion appeared in the main event segment to confront Becky Lynch.

Brock Lesnar returned to attack both John Cena and Sami Zayn on Friday's WWE SmackDown. After Cena and Zayn started their match with the latter's United States title on the line, Lesnar emerged and laid out both wrestlers with an F-5.