grands Idiom, Proverb
	grandstand
v., 
slang, 
informal To show off, to perform histrionics needlessly. 
Stop grandstanding and get down to honest work!
grandstander
n., 
slang, 
informal A showoff, a person who likes to engage in histrionics. 
Many people think that Evel Knievel is a grandstander.
grandstand play, make a
grandstand play, make a Show off, act ostentatiously, as in 
His colleagues were annoyed with Tom for constantly making a grandstand play at sales conferences. This expression was first used for a baseball play made to impress the crowd in the grandstand (the section of high-priced seats at ballparks). [Second half of 1800s] For a synonym, see 
play to the gallery.