What Happened on January 4, 2010

• 39th Fiesta Bowl: #6 Boise State beats #3 TCU, 17-10
• The Burj Khalifa, world's tallest building at 829.8 m (2,722 ft), officially opens in Dubai
• The Department of Health and Human Services, Centers for Disease Control and Prevention removed HIV infection from its list of communicable diseases of public health significance.

• Casey Johnson, American heiress and socialite (b. 1979)
• Donal Donnelly, Irish actor (The Godfather: Part III, Dead), dies of cancer at 78
• Johan Ferrier, Surinamian politician (b. 1910)
• Rory Markas, American sportscaster (Los Angeles Angels, 2002-09), dies of a heart attack at 54
• Sandro, Argentine songwriter (b. 1945)
• Tsutomu Yamaguchi, Japanese Businessman, and Survivor of Hiroshima and Nagasaki Atomic Bombings (b. 1916)

Holidays: Day after New Year's Day (New Zealand), New Year Holiday (United Kingdom)

• #1 Song: TiK ToK - Ke$ha
• #1 Song: Bad Romance - Lady Gaga