Jack is back, friends of 24 (as if there were any doubt: Kiefer Sutherland has returned to shooting after having surgery for a ruptured cyst near one of his kidneys, E! Online says. Darn, we were hoping it was to have Katee Sackhoff's storyline removed from this season.

"Kiefer's been cleared to return to work, and we resume production March 1," Fox spokesman Chris Alexander told the site.

The 43-year-old elected to have the procedure done in the middle of filming. That would explain the pained expression Jack has so far this year. no, wait, that's us with the pained expressions.

[Photo: Getty Images]

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