Ian McKellen/Ryan Seacrest/O.A.R.
- Episode aired Jul 13, 2015
- TV-PG
Ian McKellen (Mr. Holmes (2015)); Ryan Seacrest (Knock Knock Live (2015)). Also: O.A.R. perform.Ian McKellen (Mr. Holmes (2015)); Ryan Seacrest (Knock Knock Live (2015)). Also: O.A.R. perform.Ian McKellen (Mr. Holmes (2015)); Ryan Seacrest (Knock Knock Live (2015)). Also: O.A.R. perform.