I love The Hitchhikers Guide to the Galaxy, If you didnt know it is a comedy science fiction series created by Douglas Adams.
I've heard of it, but I've never seen it!  Is it really funny?
Yes its very funny and entertaining, In fact it was first a small radio comedy broadcast on BBC Radio 4 in 1978, it wasnt until later that it was adapted to other formats, including stage shows, novels, comic books,TV series, 1984 video game, and 2005 feature film
Wow, it's been around awhile!  Who stars in the tv show?  Anyone famous?
Yes, Martin Freeman and zooey Deschanel were two famous actors who played in the 2005 film adaptation. 
Oh I love Martin Freeman and Zooey Deschanel!  What's the plot of the show?  It sounds like it takes place in outer space?
The broad narrative of "Hitchhiker" follows the misadventures of the last surviving man, Arthur Dent, following the demolition of the planet Earth by a Vogon constructor fleet to make way for a hyperspace bypass. Dent is rescued from Earth's destruction by Ford Prefect—a human-like alien writer for the eccentric, electronic travel guide "The Hitchhiker's Guide to the Galaxy"—by hitchhiking onto a passing Vogon spacecraft. Following his rescue, Dent explores the galaxy with Prefect and encounters Trillian, another human who had been taken from
years later and once the purity rings were no longer around, it was very funny to me and I've actually watched the episode a few times." "I loved it. When it first came out I was so pumped". Joe said. "I know that Nick was really kind of not into watching it, but I thought it was the funniest thing at the time and it's kind of a compliment because obviously if you go to a comedy show and they pick you out and make fun of you