Most Watched TV Episodes of the Decade:
#1 Undercover Boss (CBS) on Feb. 7, 2010 with a whopping 38.66 million viewers.
#2: The Voice (NBC) on Feb. 5, 2012: 37.61 million
#3: American Idol (FOX) on Jan. 12, 2010: 29.95 million
#4: American Idol on May 25, 2011: 29.25 million
#5: Two and a Half Men (CBS) on Sept. 19, 2011: 28.74 million
#6: American Idol on Feb. 9, 2010: 27.91 million
#7: This Is Us (NBC) on Feb. 4, 2018: 26.99 million
#8: American Idol on Jan. 20, 2010: 26.86 million
#9: Glee (FOX) on Feb. 6, 2011: 26.81 million
#10: American Idol on Jan. 13, 2010 26.42 million
Check out other record breaking lists of the decade at hollywoodreporter.com