Worst combo ever

So I saw the opportunity for a 5 man W+R as so I went all in and ulted myself and did nothing because right before I went in jumped in and ulted everybody away from my ult and we lost 30 seconds later.

A True Sad Story http://matchhistory.na.leagueoflegends.com/en/#match-details/NA1/2157836943/226761763?tab=overview