A term used by Sam-I-Am showing his excitement that he and his new "bestfriend" have matching briefcases. "Briefcase Buddies" is a term coming from the show "Green Eggs and Ham" marking the "friendship" of Sam-I-Am and Guy-Am-I.
Sam-I-Am: Oh wow! Look at this! We're BRIEFCASE BUDDIES!!! It's like finding a matching so flake...
Guy-Am-I: It's an Unremarkable attaché, sold in most major stores.
Sam-I-Am: AND WE BOTH BOUGHT IT!!!
When a guy has the power to attract girls who are available( not seeing anyone) It is quite obvious if one has " biddie magnetism." The guy in question puts out little to no effort when picking up girls, they always come to him, hence Biddie MAGNETISM.
Gene: Yo I don't know why Adam gets so many ladies...
Erb: Well, Gene Adam's got biddie magnetism
Gene: OH
Erb: Look at him over there those two girls over there are all over him
Girl 1: Lets go somewheres private
Girl 2: Damm girl, yous onto something
Adam: CHYA its all thanks to my biddie magnetism