“what the hell is valentine's day?”语法正确吗?

Valentine's Day is happy what is the hell hell,it's about valentine For every day is Valentine's day,the wrong people every day 英语翻译St.Valentine's Day is a day for lovers.It is one of the 请帮我填上正确的节日时间.Valentine's Day is (on)( )Father's Day is (on) the valentine day is joyful这是什么意思 what's the hell of What the hell is that? what the hell is it? What the hell is this? what's the hell还是 what the hell?