Solution:

Three blind mice.

Explanation.
There are no i's in mice

Solution:

Nice Personality.

Explanation:
N + ice + Purse on "ality" =>Nice Personality

Solution:

I am surrounded by the enemies.

Solution:

Nightmare.

Explanation:
(K)night + mare (A mare is the female of a horse)

Solution:

FORREST GUMP

Explanation:
FOR (four [o'clock]) + REST (person lying in bed) + GUMP ([bubble] gum + p)

Solution:

Pie

Explanation:
This is the bar graph that represents the number (3, 1, 4, 1, 5, 9, 2, 6, 5).
and we know the value of pie is 3.14159265

Solution:

I Over Ate

Explanation:
Check the mathematical solution on the image below.
Also, 8 in 2018 resembles a fat person.

Solution:

Forgive and Forget

Solution:

painless operation

Solution:

Scatter Brain