Definitions

curator   kyoo-rey-ter   / kyʊˈreɪ tər /

1. A person who manages, administers or organizes a collection, either independently or employed by a museum, library, archive or zoo.

segue  sey-gwey, seg-wey       / ˈseɪ gweɪ, ˈsɛg weɪ /

1. To move smoothly from one state or subject to another.
   Synonym: transition
2. (music) To make a smooth transition from one theme to another.

non sequitur  non -sek-wi-ter, -toor    / nɒn ˈsɛk wɪ tər, -ˌtʊər /

1. Any abrupt and inexplicable transition or occurrence.
2. Any invalid argument in which the conclusion cannot be logically deduced from the premises; a logical fallacy.
3. A statement that does not logically follow a statement that came before it. 
4. (humor) A kind of pun that uses a change of word, subject, or meaning to make a joke of the listener’s expectation.

shibboleth    shib-uh-lith, ‐leth    / ˈʃɪb ə lɪθ, ‐ˌlɛθ /

1. A word, especially seen as a test, to distinguish someone as belonging to a particular nation, class, profession etc.
2. A common or longstanding belief, custom, or catchphrase associated with a particular group, especially one with little current meaning or truth. 
   Synonyms: platitude, slogan, truism

paraprosdokian  par-uh-prohz-dohkee-an  /ˌpæɹəˌpɹoʊsˈdoʊkiən /

1. Figure of speech in which the latter part of a sentence or phrase is surprising or unexpected; frequently used in a humorous situation.

References

• paraprosdokian samples
• more paraprosdokian samples
• even more
• The Souls of Black Folk
• Shibboleth Explainer
• Shibboleth in the West Wing!! (youtube) Thanks Jennifer!!!!
•  Segway.com
• You can buy a Segway!