Interviews:
On the main menu press LEFT and you will see an interview with the director (Mick Jackson)

On the special features menu press LEFT and you will see and interview interview with Steve Martin

On the Cast and Crew menu:

Steve Martin: push up in the first page: interview with Victoria Tennant push up on the second page: another interview with Mick Jackson. last page of the filmography pages, push up: another interview with Steve

Victoria Tennant: first page, push up: interview with Victoria