Tonight's the night
When you're suicidal and you want to end it all that night but you also use comedy as a coping mechanism
A: i am having a terrible day; tonight's the night
Tonight's Da Night
When you and ur friend hang out somewhere to find girls and you in your best clothes, feelin' extremely confident, looking fresh..
Patrick: Yo' wanna go to the mall
Wayne: Yea cuz tonight's da night
Patrick: Yea i feel u brotha
Wayne: Yea cuz tonight's da night
Patrick: Yea i feel u brotha