Breaking Bad has entered the 2014 edition of Guinness World Records as the Highest Rated TV Series of all time.

The show's inclusion as a record-breaker is based on its 99 out of 100 average critics' rating on

Among the shows previously included in the Guinness World Records are Mad Men, Sons of Anarchy and Downton Abbey.

Also included in the 2014 book is veteran actress Betty White: the 91-year-old is honoured with the Longest TV Career for an Entertainer (Female) for her 74-year-career.

"I was astounded when [Guinness World Records] called to tell me. Who? Me!?! It's such as honour," White is quoted as saying by The Hollywood Reporter.

"The book has always been fascinating to me. I can't believe I'm now associated with it."