What is Oprah Winfrey's 20th anniversary box set?

how many episodes are in it, can someone explain.

# Disc One
# THE BEGINNING: look back at Oprah's earliest days; includes rare, never-before-seen footage
# HEARTPRINTS: Some of the guests who touched Oprah's heart forever
# THE STARS, ACT 1: John Travolta, Julia Roberts, Barbara Walters and more!
# Disc Two
# AHA! Twenty years of lessons鈥prah's lightbulb moments!
# SURPRISE! Caught off guard! Birthdays, marriage proposals and other amazing surprises!
# HOME: Private tours of celebrity homes, room makeovers and decorating with Nate Berkus!
# THE STARS, ACT 2: Bill Cosby, The Judds, Madonna and more
# Disc Three
# THE INTERVIEWS: Highlights of Oprah's most fascinating one-on-ones
# OPRAH'S FIRSTS: There's nothing Oprah hasn't tried in 20 years
# THE STARS, ACT 3: Halle Berry, Michael J. Fox, Beyonc茅 Knowles and more!
# Disc Four
# THE HEADLINES: Oprah opens up about some of the biggest news events of the last 20 years.
# MAKEOVER HALL OF FAME: Oprah's many looks, plus amazing transformations鈥攜ou won't recognize them
# THE STARS, ACT 4: Chris Rock, Celine Dion, Jim Carrey, Bono and more
# Disc Five
# WEIGHT: Includes highlights from the biggest show in Oprah history
# BOOKS: The inside story on Oprah's Book Club
# ANGELS: See how the Angel Network changes lives worldwide.
# THE STARS, ACT 5: Stars of Sex and the City, Everybody Loves Raymond and more
# WILDEST DREAMS: The cars, the bus and the dreams come true.
# Disc Six
# OPRAH'S 50TH BIRTHDAY BASH! The entire celebration, including Josh Groban's "You Raise Me Up"
# CHRISTMASKINDESSS: Oprah's life-changing trip to Africa
# BEHIND THE SCENES: A day in the life of The Oprah Winfrey Show
# LAUGHS! Hilarious moments caught on camera

Hope this was helpful ~~~
Enjoy!