Help Adam Brock 'Brock on'

Washington County's rocked the "American Idol" stage in his first live-show performance as the second contestant to sing Tuesday night.

With a Terrible Towel in his back pocket, he sang a soulful rendition of Aretha Franklin's "Think."

Following his performance, judge Randy Jackson brought the towel to America's attention, commenting on Brock's Pittsburgh pride.

"I got mad love for my hometown," Brock said. 

Prior to the show, he tweeted a photo:

"Got my WHITE CHOCOLATE BARS!!! Thank you Sarris Candies! WATCH&VOTE! #BrockTheVote #Brockstars @ABrockAI11 VOTE VOTE! http://pic.twitter.com/J6Hi1xgV"

Six male contestants will be voted off of the show this week. Let's help Brock "Brock on." To vote, dial 1-866-43657 02, text "vote" to 5702 or vote online at americanidol.com.

Voting begins after the show tonight, and will remain open until midnight.

The semifinalist girls perform at 8 p.m. on Wednesday. Finalists will be chosen, and the judges will add their wild-card choices to the group, on Thursday.

Be sure to follow Adam Brock on Facebook and Twitter for updates.