Here is the full list of all 27 Hypersensitive Bob achievements.
There's something hidden here..
Beat Nuttinger with Spoopy
Oh I'll just hide inside my rock
Spoopy unlocked
Upgrade Vaccine Machine to level 10
Complete Secret Recipe
Ouch, this is gonna hurt!
Beat Nuttinger with Billy
Unlock Billy
Upgrade Vaccine Machine to level 5
I'm not afraid of peanuts!
Bring light to the darkness
Destroy the Chargebee
This round will be Legendary
Destroy the big one!
Stumble upon loot
Find a Vaccine Machine
Purchase an Epic item from the store
Find the big snail on a normal level
Why is everything moving so fast
Kill dumb flower
Kill Joy flower
Kill Paranoid flower
Activate Lure item