Johnny Galecki
‘The Big Bang Theory’ Season 10 Episode 20: ‘The Recollection Dissipation’ Tell Sheldon’s Self-Abuse; Johnny Galecki Lands A New Gig
Sheldon has a temporary memory lapse in "The Big Bang Theory" season 10 episode 20 titled "The Recollection Dissipation." This was caused by him pushing himself to the limits.
