Activity for Karissa

My grandmother is throwing us a couple's shower and as a thank you gift my fiance and I are planning to take her to a show (ballet, musical, concert, etc. - we haven't settled on what show yet). We also want to include my mom and my future...

What is the etiquette for inviting out of town guests to the shower (especially if we know they will not be able to come)? I've read some posts that say it appears gift grabby, which we definitely do not want. But I also do not want to seem rude by...