Terms for subject Saying containing crowd

English	Russian
third is a crowd	третий лишний (Marina Lee)
two is company, three is a crowd	третий лишний (bartleby.com i say)
two's company but three's a crowd	третий лишний (Yeldar Azanbayev)
two's company, three's a crowd	где двое, там третий – лишний
two's company, three's a crowd	третий лишний (stackexchange.com Charikova)