Season 1, Episode 27 - "RETURN TO THE FUTURE"
While trying to capture the Return Card, Sakura is pulled through a hidden portal in a nearby tree and transported to the past by Return's power, and she discovers that Tori and Miss Mackenzie used to know each other. But while suprised by this, she is saved by Li and the Time Card and ripped back through the portal where she seals the card but it goes to Li... COURTESY OF WWW.TV.COM
