User:애국심 존중/YouTube logo HistoryFrom Wikipedia, the free encyclopedia This Logo is For 2006-2011. This Logo is For 2011-2013. This Logo is For 2013-2015. This Logo is For 2015-2017.
This Logo is For 2006-2011. This Logo is For 2011-2013. This Logo is For 2013-2015. This Logo is For 2015-2017.