After seeing Mark Wahlberg's ridiculous daily schedule, beginning with a 2:30 a.m. wake-up call and a 4 a.m. workout, James Corden decides to adopt his schedule for the day and heads to Mark's house for a taste of the 4 a.m. workout club.

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Watch The Late Late Show with James Corden weeknights on CBS 8 at 12:37 a.m.