How can I spike my hair without using hair spray or gel?

Paste a pic of Joan Rivers on your mirror and look at in the morning

How can I spike my hair without using hair spray or gel?

maybe hang upside down when you're hairs wet? haha, i dunno. hey are you a guy? that's sweet.

How can I spike my hair without using hair spray or gel?

You can use pomade or wax. There are 23948374938743 hair products out there besides hair spray and gel, just check out the hair product aisle at the drug store. I'm assuming you don't want it to look like glue and feel nasty, so look for water-based products instead of alcohol-based ones.