How does season 3 of How I Met Your Mother start ?
" How I Met Your Mother " : " Slutty Pumpkin " ( 2005 ) - Season 1 , Episode 6 " How I Met Your Mother " : " Canning Randy " ( 2010 ) - Season 6 , Episode 7 " How I Met Your Mother " : " The Slutty Pumpkin Returns " ( 2011 ) - Season 7 - Episode 8