In this episode, the unit comes under heavy shelling, leading to several memorable and tense moments:
: Trapper John McIntyre and Margaret "Hot Lips" Houlihan find themselves stuck in the supply room during the bombardment. The proximity leads to a rare, semi-vulnerable interaction between the two, though Margaret ultimately rebuffs Trapper's advances.
The episode you are referring to is (Season 3, Episode 15), which originally aired on January 7, 1975 .