history: Today I received and invitation to a big party in 2 weeks,  I the party was taking place, but didn't expect I was going to be invited. Today I received and invitation to a big party in 2 weeks. Are you planning to attend?
current:  I knew the party was taking place, but didn't expect I was going to be invited, but sure I am looking forward, I've heard it is going to be amazing.
next: I hope you have a great time!