South Park: The Stick of Truth - More Popular than John Lennon Achievement

Achievement - More Popular than John Lennon
Befriend all of South Park.
**This is a Missable Achievement **

Butters - main quest
*. Clyde - MISSABLE - Koopa Keep, before entering Cartman's tent (will later unfriend you)
Scott Malkinson - MISSABLE - Koopa Keep (will later only tend the armory)
Kenny - pick the flower in Koopa Keep and give it to Kenny
Mrs. Cartman - (after) Koopa Keep
Dougie - Outside Butters' house
Mr. Stotch & Mrs. Stotch - Butters' house
Mom - your house
Kelly Gardner - near your house
Pete - 2nd floor of garage 2210
Romper Stomper - locked in the cell in the Police Station (key on 2nd floor)
Kevin Stoley - finish his side quest
Annie - in front of City Hall, defeat the bullies
Mrs. Biggle - on the bench outside Post Office
Esther - in the News Building
Officer Barbrady - outside Tom's Rhinoplasty
Mrs. Marsh - buy an accessory from Tom's Rhinoplasty
Millie - behind Unplanned Parenthood
Mr. Slave - finish his sidequest

Priest Maxi - finish his sidequest
Jesus - Priest Maxi sidequest
General Disarray - in Butters' Chaos Lair at U-Stor
Al Gore - behind a bush next to the theater
Damien - in the movie theater
Mr. Kim - finish his sidequest
Skeeter & Bartender - finish his sidequest
Mr. McCormick - outside the bar
Mr. Broflovski - outside Kyle's house
Francis - outside Kyle's house, break his snowman
Filmore, Flora, Quaid, Jenny, Billy, & Sally - Hide and Seek, start at the kids' park
Kelly Rutherford - bench near the South Park sign, after 30 friends
Tweek - main quest
Token - main quest
Mrs. McCormick & Karen - Kenny's house

Mr. Tweak & Mrs. Tweak - buy an Ultra Speed Potion
Lola - Post Office, after 40 friends
Craig - main quest (will later unfriend you, but stays on your tally)
Randy - main quest
Douglas - in pink house by Photo Dojo, requires thrown weapon and teleporter
Mr. Hankey, Mrs. Hankey, Amber, Cornwallis & Simon - finish his sidequest
Dad - your house, after 50 friends
Mayor McDaniels - finish her sidequest
Santa - roof of the Police Station
Jason - Kyle's house
Timmy - find all fast-travel stations
Stan - Kyle's house, finish sidequest
Jimmy - Kyle's house, finish sidequest
DogPoo - Kyle's house, finish sidequest

Shelly Marsh - Stan's house, after Stan's sidequest
Mr. Mackey - Community Center, finish his sidequest
Henrietta - main quest
Micheal - main quest
Pete - main quest
Firkle - main quest
Kyle/Cartman (depends on who you recruit the Goths for) - main quest
Bill - MISSABLE - during main quest, save him in the school
Fossey - MISSABLE - same as Bill
Lemmiwinks - MISSABLE - Grade 5 Classroom
Underpants Gnome - finish his sidequest
Bradley - outside Stan's house (requires shrink ability)
Mr. Garrison - Community Center
Principal Victoria - Community Center
Mr. Adler - Community Center
Mrs. Broflovski - Community Center
Cartman/Kyle - main quest (depending on who you picked in entry #67, the other is acquired here)
Leroy Mullens - on top of News Building (requires shrink ability)
Sergeant Yates - MISSABLE - Police Station, during Nazi Zombie invasion
Monica - main quest

Jessie Rodriguez - main quest
Earl of Winnipeg - main quest
Bishop of Banff - MISSABLE - main quest; must choose to spare his life
Prince of Canada - main quest
Duke of Vancouver - main quest
Terrance - main quest
Phillip - main quest
Princess of Canada - main quest
Minister of Montreal - main quest
Jimbo - finish his sidequest
Ned - same as Jimbo
Wendy - main quest
Bebe - main quest
Red - main quest
Nelly - Girl's bathroom in the playground
Jessie - Girl's bathroom in the playground
Allie Nelson - Girl's bathroom in the playground
Heidi - Girl's bathroom in the playground
Chris Donnely - Kyle's house, after recruiting the girls
Crab Person - in the sewer (requires Nagasaki)

Polly Prissy Pants - Cartman's room with Cartman as your buddy
Beary - Lost Forest, travel right - up - right - down - right (from the U Store It entrance), then accept the true lord
Rabbity - same as Beary
Skunky - same as Beary
Beavery - same as Beary
Mousey - same as Beary
Squirrely - same as Beary
Deery - same as Beary
Woodpeckery - same as Beary
Porcupiney - same as Beary
Foxy - same as Beary
Chickadee-y - same as Beary
Raccoony - same as Beary
Chinpokomon Toy Corporation - MISSABLE - collect all 30 Chinpokomon
Ike - MISSABLE - find him crying during the assault on Craig's Keep and light the firework with a fart
Mr. Hat - main quest
Big Gay Al - MISSABLE - answer the phone by pressing A on it, you have about 5 seconds
Catatafish - main quest
Sparrow Prince - main quest
Frog King - main quest