You guys are also forgetting that Jen has never released a ballad, besides "Alive", but we barely count that since it had no impact. And "BILU" sorta, but that was more of an mid-tempo, and was released in conjunction with "Gigli" so it was paid dust.
I see why she released "I Luh Ya Papi" though. Think about it she needed something catchy for the GP and radio, and something that was to create buzz (the video). Not to say it was her best material though. But I think had she gone with an uptempo Urban record first ala Janet "All Nite" or Kat Deluna's "Drop It Low", and then maybe another party/urban record, then a Global and flawless dance smash, and then "NS, then maybe it would've worked. But we all know deep inside that had she gone this route first her music career would have tanked harder than "Gigli" and you know it.
Edit: Meant to write "BILU" is a mid-tempo not an up-tempo. Sry girls