There’s nothing like a behind-the-scenes look at classic TV shows.

Julia Louis-Dreyfus and Jerry Seinfeld film a scene on the set of "Seinfeld" surrounded by production crew and equipment

Jerry Seinfeld performing on stage with a microphone, surrounded by a TV crew and camera equipment during the filming of a show

"Friends" executive producers Marta Kauffman and David Crane talking about a scene

David Lynch stands on a railroad track near a bridge, wearing casual outdoor clothing

Ellen DeGeneres, Jeremy Piven, and David Anthony Higgins celebrate a milestone with a cake marked "100" in cupcakes, each with a lit candle

A behind-the-scenes look at a filming set showing a group of crew members working with lights and camera equipment while others relax on the set furniture

Child actor and a white fluffy dog sit on blue director's chairs in an outdoor setting with green foliage in the background

George Clooney is behind the scenes on a TV show set, wearing scrubs, engaging with the crew as a camera records him

Cast of ER celebrates arm in arm in a crowded medical staff room, including Anthony Edwards, Julianna Margulies, and George Clooney in scrubs and lab coats

Two people are conversing on a film set. The woman on the left is holding a device, and the man on the right wears a headset and glasses. Various film equipment and props are visible around them

Behind-the-scenes on a TV/film set: crew with equipment and actors in suits surrounded by lighting and cameras, engaged in discussion

Whoopi Goldberg, standing between a man and a woman, engaged in conversation in a scene from a TV show. All three are in casual clothing

Mayim Bialik and a co-star share a laugh at an outdoor café table. The co-star is dressed in a blue shirt and patterned vest. Mayim is in a black dress

Sarah Michelle Gellar on set in an elegant, strapless gown holding a tray with film equipment and cameras surrounding her

Willie Nelson and another playing guitar in a music studio, with microphones and music stands visible

Bob Newhart, wearing glasses and a sweater, reads a script at a table with a sandwich, apple, coffee cup, and film equipment in the background

Emergency scene in front of an apartment building in a city, featuring a vintage police car and an ambulance with paramedics attending to people

Chuck Norris films a scene by a lake, crew and camera equipment visible

TV set showing three hosts on a talk show, seated on a sofa with a coffee table. Large camera marked "ABC" in the foreground