Cheers to Mycroft! This is a photo from the Elementary episode "Blood is Thicker."
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Will Mycroft convince Sherlock to move back to London on Elementary? "Blood is Thicker" is the eighth episode of the show's second season.
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Elementary Season 2 Episode 8 Quotes

This is one of those "so many questions" moments.

Joan

Joan: Ian Gale is an icon!
Sherlock: I am sure he puts his ear-buds in one at time like the rest of us.