Party during 19th Century Paris.
You can see flirting , ignoring, admiring , gossiping , jealousy , introvert ,budding love, possessiveness and what not !!
Irrespective of time, Parties among friends were the same !
More on Painting : http://en.wikipedia.org/wiki/Luncheon_of_the_Boating_Party
Moe on Painter : http://en.wikipedia.org/wiki/Pierre-Auguste_Renoir