The five most popular questions specifically about the content of this episode, excluding general plot or ending questions, are:

1. How did Nicole Scherzinger feel about receiving Patti LuPone's approval for her role in Sunset Boulevard?
2. What was Jonathan Groff's approach to bringing Bobby Darin to the stage in Just in Time?
3. What Broadway roles would Nicole Scherzinger and Jonathan Groff swap into for a night, and why?
4. How did Nicole Scherzinger describe her experience with the long run of Sunset Boulevard on both the West End and Broadway?
5. What insights did Jonathan Groff and Nicole Scherzinger share about their performances and connection with the Broadway audience?

These questions arise from their in-depth conversation about their Broadway experiences, role preparations, and mutual admiration, as featured in the episode and related interviews.