Provide the theme summaries for the following conversation: 

Ben: are you going to the edinburgh comedy festival this summer?
Holly: of course :-D
Holly: i never miss it
Ben: can I tag along? i've never been
Holly: are you serious?
Holly: my whole year centers around it
Ben: lol WOW, so it's THAT good? :-)
Holly: YES!!
Holly: and please tag along
Holly: you are going to love it
Ben: what are the highlights this year?
Holly: there's a brother and a sister who tell jokes while juggling together
Ben: mmm... ok -- not sure i'm gonna like that
Holly: there's also this stand up comedian from denmark that everyone's raving about
Ben: that's more like it
Holly: lol, there's LOADS of things happening during the festival
Ben: looking forward to it! :-D
Ben: i'll call you later in the week to set up travel arrangements

Summary: 
Holly is going to the Edinburgh Comedy Festival this summer. Ben will tag along with Holly. Ben will call her later in the week to set up travel arrangements.