Those were some of my favourites too, though S7 was one of the last.
Ra3 wasn't in Chambers but the NA dictionaries had it. I don't watch sports.
To me it's like an SNL (Saturday Night Live) news report:
"... and now for some partial scores - 3, 6, 47, 0"
George Carlin (no B-ball, but funny):
http://www.youtube.com/watch?v=qmXacL0Uny0
Pardon the low-res.