Ugly Friend Effect

The effect of a person appearing more attractive due to being surrounded by ugly friends

Demonstrated, but not referred to as such, in the film hall pass.

The effect can be reduced by removing the friends from your field of view i.e with your hands.

similar but subtly different is the 'Hugh Hefner effect' where surrounding yourself with more beautiful people of the opposite sex in turn increases your own attractiveness.

This is the effect , where after you spend an extended period of time interacting with a friend with benefits otherwise known as a fuck buddy, resulting in the adoption of slight feelings towards your partner in fuckery, that threaten the nature of your strictly Mario kart playing and sexually orientated relationship.

When you watch an old movie or show that was hd enhanced and now you can see the nipples thru the girls shirts

When a person seems invisible or unheard in group functions and only seems to be interacted with in one on one conversations.

In groups they are often ignored and their opinion is disregarded. Like a child's imaginary friend, they only seem to exist when no one else is around.