NBCUniversal ’s Upfront was, surprisingly, all about television this year. After a year focused on movies , and last year’s fixation on sports , this year’s Radio City Music Hall presentation was all about the small screen. Bowen Yang and Matt Rogers, hosts of the Las Culturistas podcast and live event, opened the show with a song and dance and were told to “charm” the advertisers. “We have an incredible show/business presentation for you this morning and remember anything can happen at the Upfront. Heather Gay and Jenna Bush Hager could come out and rap about contextual realignment. Stay tuned for their new rap duo: Gay Bush,” Yang said. Watch on Deadline Unfortunately, the pair did not rap, but NBCUniversal did bring out the stars of many of its shows.…