He did what?! Remember when Mavericks' Derek Harper pulled a J.R. Smith?
Mavericks to retire Derek Harper's number - Mavs Moneyball
NEW YORK KNICKS on Twitter: "Salute to former Knick Derek Harper on his jersey retirement tonight 🙌 #NewYorkForever https://t.co/Lv3Uf4YSun" / Twitter
DEREK HARPER | Nba new york, Basketball photography, New york knicks
172 Knicks 11 Derek Harper Photos and Premium High Res Pictures - Getty Images
Mavericks to retire Derek Harper's jersey No. 12 on Jan. 7 when Dallas hosts the Knicks
10 things to know about Mavs legend Derek Harper, including a state he dislikes and the team he almost won a title with
Vintage Champion New York Knicks Derek Harper Jersey – Santiagosports
Dallas Mavericks retire ex-North Shore High star Derek Harper's jersey
Derek Harper Night! | New York Knicks, ticket | We are proud to announce that we are officially retiring Derek Harper's jersey number on January 7th, 2018 against the New York Knicks!
Derek Harper, Don Nelson, Charles Oakley & Patrick Ewing | Ny knicks, Knicks, New york knickerbockers
This week in Knicks history: PGs Derek Harper and Charlie Ward are born, nine years apart - Posting and Toasting
Derek Harper promises Knicks fans will love Jalen Brunson