T-Bo says aliens creep him out, but in Carly's blog T-Bo Weirdness, it was said he loves aliens and wants to be abducted one day.
It would be impossible to make candy that can change your voice unless Nevel found a website that can do that.
When Freddie, Sam, and Carly are talking about the "Halfoween" party, a staff member serves their drinks. However, Carly didn't order anything. It is possible that they visit so often that the waitress brought them their usual drinks.
In the Groovy Smoothie, Carly approaches the counter to talk to the owner/manager. Then she sits down with Sam and Freddie and a waitress serves 3 drinks to Freddie, Sam, and Carly. However, Carly didn't order anything.