The answer is: And I'm going to show you that it ain't no trouble when you pack double."
Colloquialism is the use of vernacular language —which is the everyday usage of a language by common people. This includes common parlance and common expressions, as you would encounter them on the streets spoken by any given person, which manifest the peculiarities and modifications to which a language is subjected, morphologically and syntactically, in a certain period of time and place.
No, it is not imagery.
Imagery would tell you how he looks specifically, these are all general observations. You cannot imagine him in a detailed manner with this info. Is he blond? Is he a brunette? Does he have pale skin? If we can't make an image in our mind, then it's not imagery. Imagery consists of SPECIFIC details. For example, imagery would be, "His eyes were a crystal blue, as if they were made of water. It seemed like you could jump right into them and swim for hours."
"Her husband drew the talisman from his pocket, and all three burst into laughter as the Sergeant-Major, with a look of alarm on his face, caught him by the arm."
<span>These are formed by adding an apostrophe and an "s" to the noun.
</span><span>
The plural possessive form of each noun:
</span>
1. Friend -----> friends'
<span>2. Box -------> boxes' </span>
<span>3. House -----> houses' </span>