Long Story Short

Used to indicate that you are giving a brief summary

Cry over Spilt Milk

To be upset about something that has already happened and cannot be changed

Eye Candy

Something or someone that is attractive to look at but not necessarily substantial

Storm in a Teacup

A lot of commotion or fuss about a trivial matter

Don't Judge a Book by Its Cover

Do not judge something by its appearance alone

Be on Cloud Nine

To be extremely happy