E-commerce major Flipkart-owned fashion e-tailer Myntra-Jabong has appointed former YouTube executive Harish Narayanan as head of marketing. Narayanan will be taking over from Mithun Sundar, who currently heads revenue and marketing, and will report directly to Myntra-Jabong head Amar Nagaram. The IIM Lucknow alumnus headed B2B marketing for YouTube Asia-Pacific for over 2.5 years.