It's hard to relate to someone who has such wild/extreme 'mood swings'. [=someone whose mood changes very quickly]
She turned down the lights and lit a candle to create a more romantic 'mood'. [='atmosphere']
I'm sorry. I'm just not 'in the mood to talk'. [=I do not want to talk to anyone right now]
(..) And you've kind of all gone on this journey, not just the characters in the movie. We'd all gone on this journey and come to this really nice, hopeful ending. Everyone was in a very joyful mood that day. Yay! - How many set ups left after this? - Well, we've got this one. Go napping all year. (..)2012 The Hobbit: An Unexpected Journey
(..) - Anywhere you want to make... ...yourself comfortable. JACKSON: I loved everyone that I worked with. We had a great cast, great crew and we were in a kind of a giddy mood. MAN: Go on action too. MAN: Okay, all right. WOMAN: (..)2012 The Hobbit: An Unexpected Journey