It's official: Michael Phelps is going out a winner.
The greatest Olympian of all time (debate pending), swam a stellar butterfly leg to lead Team USA's gold-medal change in the men's 4x100-meter medley relay.
Elsewhere 'round the pool, Missy Franklin won her fourth gold medal and fifth overall at these Games. The four golds tie Franklin with fellow American Amy Van Dyken for the most at one Olympiad by a female swimmer.
I think you know who holds the record for male swimmers.
China's Sun Yang broke his own world record in the 1,500 free, picking up his second gold and fourth medal in London.
And everyone had a rollicking good time on the final night of Olympic swimming action.
Let's do it again in four years, shall we?
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