There isn't a specific name for these kinds of pictures, although a well-put together outfit is often called an "ensemble".
Tapestries .
They're called icons.
either they are called gortenborg's or they are called danmuffins
Motivational posters
Those pictures are called ASCII art. They are created using characters from the ASCII standard to form images or designs.
Demotivational pictures ( a play on motivational posters).
Lady Gaga wears those outfits because she said she wants to be unique and stand out. Make people remember for what she did. :)
rebuses
Those people are called paparazzi.
A cork board
The little Freddie pictures can typically be found on websites that specialize in fan art, merchandise, or official promotional material for the character. Social media platforms like Instagram or Pinterest often feature user-generated content showcasing these images. Additionally, you might check online forums or communities dedicated to the specific series or franchise associated with Freddie.
They are called "Demotivationals" or "Demotivational Posters", the opposite of Motivationals or Motivational Posters.