Katie Holmes was in stripes on Saturday as she headed into a recording studio in LA. The actress is home again in California  with her family after a few weeks in Canada, where she was hard at work on her The Kennedys  miniseries with costars Greg Kinnear and Barry Pepper. Katie had Suri up North for company, though her daughter also made new pals  on set. Suri wasn't the only charmer, as Katie also earned the friendship of her colleagues by surprising them all with cupcakes .
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