No. Midnight is first defeated by Erza, who found a way around his Reflector magic, and is resistant to illusions due to her magic replacement eye.
In the Key of the Starry Skies arc, Lucy starts to overwhelm Midnight using the power of Real Nightmare, but it was Natsu who defeated him.
Yes
Aries, Scorpio and Gemini appear to Lucy in episode 69 and ask to be contracted to her.
No, they hug at the end
According to the profile given for her on the cover of manga chapter 85, Lucy's birthday is the 1st of July.
Natsu, probably.
Yes
In Fairy Tail, Lucy turns invisible in Episode 11, titled "The Cursed Island." She becomes invisible after being hit by a mysterious green light.
Ep 42
Its episode 31 or 32.
Natsu and Lucy dance in episode 50 of Fairy Tail, during the Fantasia Parade event. The scene showcases a brief moment of lightheartedness and camaraderie between the two characters.
Aries, Scorpio and Gemini appear to Lucy in episode 69 and ask to be contracted to her.
Lucy gets drunk in OVA 4. which i cant find for some reason...
episode 11,12, 13
No, they hug at the end
According to the profile given for her on the cover of manga chapter 85, Lucy's birthday is the 1st of July.
Natsu, probably.
Nope, but there were theories that Sting were Natsu and Lucy's son and that Rogue was Gajeel and Levy's son. But still the answer is no.