Jon's ad-libs during songs
 

For me, this is one of the best ever versions of IBTFY (Jon goes f***ing nuts):

https://youtu.be/Xz4d69vqR2Q

And then there's this version of SIBSN (man, I miss Jon's screams):

https://youtu.be/viN7l3bpMHg

This SIBSN is awesome as well:

https://youtu.be/uLO-vV6fcZw

Also, what the hell went into Jon during this version of SIBSN - he goes C-R-A-Z-Y like never before or after:

https://youtu.be/B8KgwPi4N5U

And, last but certainly not least, the un-f***ing-believable IBTFY from San Jose 2001:

https://youtu.be/ji1Y2QBKZ2o