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POPULAR TOPICS BY THE MINUTE, DAY, AND WEEK 
- #nowplayingPeople are tweeting the song they are listening to right now.
- John LennonToday (Dec. 8th) is the 29th anniversary of John Lennon's death in NYC.
- ChristmasChristmas (Dec. 25) is less than a month away! People are tweeting about everything from festive decorations to vacation plans.
- CopenhagenThe United Nations climate change summit in Copenhagen continues today (Dec. 8).
- #thisiswar30 Seconds To Mars' new album comes out tomorrow (Dec. 8).
- Tiger Woods’
- XmasAn abbreviation for Christmas (Dec. 25).
- SantaHe delivers toys to all the good girls and boys on Christmas Eve (Dec. 24).
- #openwebawards@mashable's 3rd Annual Open Web Awards, Social Media Edition. Voting on the 5 top nominations in each category takes place Nov. 18 - Dec. 13. Winners to be announced Dec. 15.
- Top Aides Show Unity
- #in2010People are tweeting their predictions and hopes for 2010.
- ChristmasChristmas (Dec. 25) is less than a month away! People are tweeting about everything from festive decorations to vacation plans.
- #musicmondayA meme for tweeting what you're listening to each Monday.
- #MMThe shorter tag for #musicmonday, where people tweet about their current tunes.
- CopenhagenThe United Nations climate change summit in Copenhagen continues today (Dec. 8).
- #uknowuneedlotionPeople are tweeting examples of how you can tell you have dry skin.
- #nowplayingPeople are tweeting the song they are listening to right now.
- #whentwitterwasdownPeople are discussing what they did while Twitter was over capacity.
- Pearl HarborIt's the anniversary of the attack on Pearl Harbor, Hawaii (Dec. 7, 1941) that led the U.S. to enter World War II.
- Tiger WoodsHe made a statement regarding recent events including the car accident. People are still tweeting their speculation.
- VikingsThe Minnesota Vikings are playing the St. Louis Cardinals (Dec. 6).
- PTF
- ChristmasChristmas (Dec. 25) is less than a month away! People are tweeting about everything from festive decorations to vacation plans.
- Tiger WoodsHe made a statement regarding recent events including the car accident. People are still tweeting their speculation.
- Google WaveEvery one still wants invites to the beta for Google's new communication/collaboration tool.
- #whoiamNick Jonas & The Administration's debut single, "Who I Am," is out today (Dec. 3).
- #thingsiloveLike has grown into love. People are tweeting things that inspire that emotion.
- #nowplayingPeople are tweeting the song they are listening to right now.
- #musicmondayA meme for tweeting what you're listening to each Monday.
- World AIDS DayToday is a world-wide day for HIV and AIDS awareness (Dec. 1).
- New MoonNew Moon, the second Twilight movie, is still number one at the box office.
- #addicted2People are tweeting things to which they are addicted.
- #2009FailList
- Red