Re: Small yellow-ish bump inside my mouth on lower lip :S
I was originally going to say that it was a canker sore possibly but since you said it was painless I'm not sure what it is. I'd get it checked out by a doctor.
Diagnosis: social anxiety disorder,PTSD, schizoaffective disorder, avoidant personality disorder, panic disorder
Meds: Clonazepam 4mg, Seroquel 200mg