Alien: When the alien comes out of that guys chest while they were having dinner.
(Sorry, long day, and there are hours more work to go).
My Cousin Vinny where Joe Pesci is dressed like Geral Beauegard cause he got mud on his suit and Marissa Tomei realizes she is in love.
Blade Runner:
When replicant Ron Batty (Rutger Hauer) and replcant Pris (Daryl Hannah) plot to get into see Mr. Tyrrell to try to extend their lives. Brought tears to my eyes.
Alien: When the alien comes out of that guys chest while they were having dinner.
Sigh. You nailed it; that scene makes me all weepy every time.
The answer is Aliens
VASQUEZ (hoarse whisper) "You always were an asshole, Gorman"
Then Gorman gives her grenades as a token of his love.