In the last episode of season 3, house fired chase meanwhile foreman and cameron

As Season Four opens, House is without a team to contribute to the perplexing medical cases he undertakes, and Cuddy and Wilson are adamant that he recruit new fellowship candidates. After 40 applicants applied for the newly vacated spots on his team, a group of five doctors -- played by Olivia Wilde, Kal Penn, Peter Jacobson, Anne Dudek and Edi Gathegi -- have emerged as finalists vying for the coveted and hotly contested openings.

The first episode of season 4, Alone, aired on 9/25/07. For House fan, don't miss it