I think you are talking about WIDLAY - What I Don't Like About You.
This is the episode where Hannah comes tahanan from filming Indiana Johannie and discovers Lilly and Oliver are dating. She asks tanong about how they got together and this causes an arguement to break out.
The episode can be found here:
link,
link and
link I am not entirely ipakita which episode Hannah starred on a tv show...I think it could be Jake...Another Piece of my puso which is when she believes Jake and Traci are getting married but they are actually pranking Hannah for the ipakita 'Gotcha'.
The episode can be found here:
link,
link and
link
