Boston Celtics at New York Knicks

Los Angeles Lakers at Boston Celtics

Phoenix Suns at Cleveland Cavaliers

From ESPN.com:

"Wearing throwback uniforms from the 1980s, the Cavaliers gave the Suns an old-school thumping."

Dallas Mavericks at Cleveland Cavaliers

Part of Cavs 1986-87 Hardwood Classics Retro Nights.

Washington Wizards at Miami Heat

from ESPN.com:

"The game was billed as a tribute to the '70s, with both teams in throwback uniforms. The Heat wore black, pink and orange outfits styled after the Miami Floridians of the ABA, while Washington wore Baltimore Bullets-style uniforms."

Washington Wizards at Dallas Maverick

from ESPN.com:

Both teams were in throwback uniforms. The Mavericks wore their green from 1987-88 and the Wizards wore their orange from 1970-71 when they were based in Baltimore and were known as the Bullets.

Philadelphia 76ers at Detroit Pistons

From ESPN.com :

Both teams wore retro uniforms. Detroit had lightning bolts on its shorts and jerseys like it did during the 1979-80 season, and Philadelphia sported Syracuse Nationals uniforms from the 1954-55 season.