1. Pivotal Sitcoms in TV History

2. I Love Lucy DEBUTED: 1951, CBS LEGACY: Perfected the sitcom format, right down to the pioneering multicamera approach and the live studio audience.

3. The Honeymooners DEBUTED: 1955, CBS LEGACY: Brought blue-collar rage to new comic heights and somehow made it non- threatening.

4. The Mary Tyler Moore Show DEBUTED: 1970, CBS LEGACY: Took women out of aprons and marriages and brought them into the workplace.

5. All in the Family DEBUTED: 1971, CBS LEGACY: Brought societal edge into the comforting format; spawned spinoffs.

6. M*A*S*H DEBUTED: 1972, CBS LEGACY: Brought humor to the topic of war while the nation was extracting itself from one.

7. The Cosby Show DEBUTED: 1984, NBC LEGACY: Portrayed an upper-middleclass black family; triggered a raft of sitcoms built around stand-up comics.

8. Seinfeld DEBUTED: 1990, NBC LEGACY: Found comic brilliance in the exploration of "nothing"; penetrated pop culture as no sitcom had done before.

9. Corner Gas The series has paved the way for other Canadian productions by proving that if you make great TV, Canadians will watch. DEBUTED: debuted in January 2004 CTV The only current top-20 Canadian show in all of Canada (other than hockey) the rest being American imports it outperforms all U.S. sitcoms in the territory among adults 25-54. Corner Gas focuses on the life (or lack thereof) of Brent Leroy, proprietor of a gas station that is the only stop for miles round and a hub of action on the Prairies.

10. A few British sitcoms were successfully reworked for U.S. audiences. Notable examples are: Steptoe and Son which became Sanford and Son Man About the House, which became Three's Company on ABCABC Keep It In The Family, which became Too Close For Comfort Till Death Us Do Part, which became All in the Family on CBSCBS Coupling a series often compared to Friends, NBC NBC The Office became an American version of The Office, which debuted in 2005 and features Steve Carell in the lead.Steve Carell

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