Wells Fargo (WFC) - Get Report will be back in the spotlight on Thursday, September 29, as its CEO John Stumpf returns to Capitol Hill to answer questions about its fake bank account scandal. The hearing is set for 10 a.m. Eastern - Stumpf will speak before the House Financial Services Committee. On the earnings calendar, PepsiCo (PEP) - Get Report and Accenture (ACN) - Get Report release quarterly results before the markets open, while ConAgra Foods (CAG) - Get Report and Costco Wholesale (COST) - Get Report report after the markets close. As for economic data, the final estimate on second quarter GDP is out at 8:30 a.m, along with weekly jobless claims at the same time. TheStreet's Scott Gamm reports from Wall Street.