Editing Sum 41 (section)

===Timeline===
{{#tag:timeline|
ImageSize  = width:900 height:auto barincrement:20
PlotArea   = left:90 bottom:95 top:0 right:0
Alignbars  = justify
DateFormat = mm/dd/yyyy
Period     = from:09/28/1996 till:03/30/2025
TimeAxis   = orientation:horizontal format:yyyy
Legend     = orientation:vertical position:bottom columns:4
ScaleMajor = increment:3 start:1997
ScaleMinor = increment:1 start:1997

Colors =
 id:lvoc   value:red          legend:Lead_vocals
 id:bvoc   value:pink         legend:Backing_vocals
 id:lg     value:teal         legend:Lead_guitar
 id:rg     value:brightgreen  legend:Rhythm_guitar
 id:key    value:purple       legend:Keyboards
 id:b      value:blue         legend:Bass
 id:dr     value:orange       legend:Drums
 id:tour   value:yellow       legend:Touring_member
 id:studio value:black        legend:Studio_album
 id:EP     value:gray(0.7)    legend:EP
 id:bars   value:gray(0.95)

BackgroundColors = bars:bars

LineData =
 layer:back
  color:EP layer:back
   at:06/27/2000
  color:studio
   at:05/08/2001
   at:11/26/2002
   at:10/12/2004
   at:07/24/2007
   at:03/29/2011
   at:10/07/2016
   at:07/19/2019
   at:03/29/2024

BarData =
 bar:Jon     text:"Jon Marshall"
 bar:Deryck  text:"Deryck Whibley"
 bar:Dave    text:"Dave Baksh"
 bar:Tom     text:"Tom Thacker"
 bar:Grant   text:"Grant McVittie"
 bar:Richard text:"Richard Roy"
 bar:Mark    text:"Mark Spicoluk"
 bar:Cone    text:"Jason McCaslin"
 bar:Steve   text:"Steve Jocz"
 bar:Frank   text:"Frank Zummo"

PlotData=
 width:13 textcolor:black align:left anchor:from shift:(10,-4)
 color:lvoc
 bar:Jon     from:start till:06/01/1997 
 bar:Deryck  from:06/01/1997 till:end

 color:lg
 bar:Deryck  from:start till:06/01/1997  
 bar:Deryck  from:05/11/2006 till:06/24/2010 width:9
 bar:Dave    from:06/01/1997 till:05/11/2006 
 bar:Dave    from:08/14/2015 till:end
 bar:Tom     from:07/18/2007 till:end 

 color:rg   
 bar:Jon     from:start till:06/01/1997 width:3
 bar:Deryck  from:11/01/1996 till:12/01/1996 width:7
 bar:Deryck  from:06/01/1997 till:end width:3
 bar:Tom     from:08/14/2015 till:end width:7

 color:key
 bar:Deryck  from:03/01/2004 till:end  width:7
 bar:Tom     from:10/05/2016 till:end width:5

 color:b
 bar:Grant   from:start till:11/01/1996 
 bar:Jon     from:11/01/1996 till:12/01/1996 width:3
 bar:Richard from:12/01/1996 till:06/01/1998
 bar:Mark    from:06/01/1998 till:01/01/1999
 bar:Cone    from:01/01/1999 till:end

 color:dr
 bar:Steve   from:start till:04/18/2013 
 bar:Frank   from:07/19/2015 till:end 

 color:bvoc width:3
 bar:Steve   from:start till:04/18/2013
 bar:Deryck  from:start till:06/01/1997  
 bar:Grant   from:start till:11/01/1996 
 bar:Richard from:12/01/1996 till:06/01/1998
 bar:Dave    from:06/01/1997 till:05/11/2006 
 bar:Mark    from:06/01/1998 till:01/01/1999
 bar:Dave    from:08/14/2015 till:end 
 bar:Cone    from:01/01/1999 till:end
 bar:Tom     from:07/18/2007 till:end 

 color:tour
 bar:Tom     from:07/18/2007 till:01/01/2009 width:7
}}