[s1e8] The Grasshopper Experiment Online

: This episode marks the first appearance of Dr. V.M. Koothrappali (Brian George) and Mrs. Koothrappali (Alice Amter).

: Despite his lack of interest in romance, Sheldon's literal interpretation of a date leads to a humorous situation where he unknowingly steals Raj's match.

is the eighth episode of the first season of The Big Bang Theory , originally airing on November 12, 2007. It is a pivotal episode for Rajesh Koothrappali, as it introduces his parents and reveals a temporary "cure" for his selective mutism. Episode Summary [S1E8] The Grasshopper Experiment

During his date with Lalita at the restaurant, Raj becomes overconfident and obnoxious due to the alcohol. Sheldon accidentally intervenes, charming Lalita with his knowledge of Indian mythology and comparing her to Princess Panchali. Ironically, Lalita loses interest in Raj and ends up leaving with Sheldon, though their "date" is purely platonic on Sheldon's part.

: The episode establishes alcohol as Raj's social lubricant, a trait that remains a core part of his character for several seasons until he eventually overcomes his mutism while sober in Season 6. : This episode marks the first appearance of Dr

: This was the final episode to air before the 2007–2008 Writers Guild of America strike. Frequent reruns of these first eight episodes during the strike are credited with helping build the show's early fan base.

Watch these clips to see Raj's first alcoholic breakthrough and Sheldon's accidental charm in action: Koothrappali (Alice Amter)

Meanwhile, Penny is practicing her bartending skills for a new shift at and offers to mix drinks for the guys. After sipping a "Grasshopper" cocktail, Raj discovers that alcohol allows him to overcome his selective mutism and talk to Penny.