The hardest riddles ever lol?!

The hardest riddles ever lol?

you must get at least 2. correct and explain ur answer

1. There was a green house. Inside the green house there was a white house. Inside the white house there was a red house. Inside the red house there were lots of babies. What is it?

2. I can be long, or I can be short.
I can be grown, and I can be bought.
I can be painted, or left bare.
I can be round, or square.
What am I

3.Think of words ending in -GRY. Angry and hungry are two of them. There are only three words in the English language. What is the third word? The word is something that everyone uses every day. If you have listened carefully, I have already told you what it is.

4.I turn polar bears white
and I will make you cry.
I make guys have to pee
and girls comb their hair.
I make celebrities look stupid
and normal people look like celebrities.
I turn pancakes brown
and make your champane bubble.
If you sqeeze me, I'll pop.
If you look at me, you'll pop.
Can you guess the riddle?

1. Watermelon

2. Fingernails

3. Language

4. No I cant guess the riddle