"Christmas cards for the psychiatrically challenged" joke

SCHIZOPHRENIA:
Do You Hear What I Hear?
MULTIPLE PERSONALITY DISORDER:
We Three Kings Disoriented Are
DEMENTIA:
I Think I'll Be Home For Christmas
NARCISSISTIC:
Hark, the Herald Angels Sing About Me
MANIC:
Deck the Halls and Walls and House and Lawn and Streets and Stores and Office and Town and Cars and Busses and Trucks and Trees and Fire Hydrants and...
PARANOID:
Santa Claus Is Coming To Get Me
PERSONALITY DISORDER:
You Better Watch Out, I'm Gonna Cry, I'm Gonna Pout, Maybe I'll Tell You Why
DEPRESSION:
Silent Anhedonia, Holy Anhedonia, All Is Flat, All Is Lonely
OBSESSIVE-COMPULSIVE DISORDER:
Jingle Bell, Jingle Bell, Jingle Bell Rock, Jingle Bell, Jingle Bell, Jingle Bell Rock, Jingle Bell, Jingle Bell, Jingle Bell Rock, Jingle Bell, Jingle Bell, Jingle Bell Rock, Jingle Bell, Jingle Bell, Jingle Bell Rock, Jingle Bell, Jingle Bell, Jingle Bell Rock, Jingle Bell, Jingle Bell, Jingle Bell Rock, Jingle Bell, Jingle Bell, Jingle Bell Rock, Jingle Bell, Jingle Bell, Jingle Bell Rock, Jingle Bell, Jingle Bell, Jingle Bell Rock, Jingle Bell, Jingle Bell, Jingle Bell Rock, Jingle Bell, Jingle Bell, Jingle Bell Rock, Jingle Bell, Jingle Bell, Jingle Bell Rock, Jingle Bell, Jingle Bell, Jingle Bell Rock, Jingle Bell, Jingle Bell, Jingle Bell Rock, Jingle Bell, Jingle Bell, Jingle Bell Rock, Jingle Bell, Jingle Bell, Jingle Bell Rock, Jingle Bell, Jingle Bell, Jingle Bell Rock, Jingle Bell, Jingle Bell, Jingle Bell Rock, Jingle Bell, Jingle Bell, Jingle Bell Rock, Jingle Bell, Jingle Bell, Jingle Bell Rock,... (better start again)
PASSIVE-AGGRESSIVE PERSONALITY:
On The First Day of Christmas My True Love Gave To Me (and then took it all away)
BORDERLINE PERSONALITY DISORDER:
Thoughts of Roasting on an Open Fire.
From rec.humor.funny