What's an Amazing Concert You've Seen That Your Friends Just Don't Understand?

As mentioned earlier, I went to the Peter Cetera concert last night. It was a pretty good show, despite the fact that it was a bit short (less than two hours long). It's amazing that even at 64, he still has that voice.

[ame=http://www.youtube.com/watch?v=YJ9djM5XcI8]"After All"[/ame]

[ame=http://www.youtube.com/watch?v=QBNHnzY2gQ4]"If You Leave Me Now"[/ame]

[ame=http://www.youtube.com/watch?v=4Ec8GlC0q6M]"You're the Inspiration"[/ame]

[ame=http://www.youtube.com/watch?v=x7BqZ_LnwpU]"Hard to Say I'm Sorry"[/ame]

[ame=http://www.youtube.com/watch?v=9y6bnNRv9aI]"25 or 6 to 4"[/ame]