Maybe show spoilers but here's the wiki entry for the episodes...the last two haven't been released but the last episode is titled Mhysa (Mother) so obviously Dany freeing the Yunkai slaves. The titles usually have double meanings though so I could see Stoneheart as well happening.
24 "And Now His Watch is Ended"[85] April 21, 2013
The Night’s Watch takes stock; Varys meets his better; Arya is taken to the commander of the Brotherhood; Daenerys makes an exchange.
25 "Kissed by Fire"[86] April 28, 2013
The Hound is judged by the gods; Jaime is judged; Jon proves himself; Robb is betrayed; Tyrion learns the cost of weddings.
26 "The Climb" May 5, 2013
Tywin plans strategic unions for the Lannisters. Melisandre pays a visit to the Riverlands. Robb weighs a compromise to repair his alliance with House Frey. Roose Bolton decides what to do with Jaime Lannister. Jon, Ygritte and the Wildlings face a daunting climb.
27 "The Bear and the Maiden Fair"[88] (formerly "Autumn Storms" and "Chains") May 12, 2013
Dany exchanges gifts with a slave lord outside of Yunkai. As Sansa frets about her prospects, Shae chafes at Tyrion's new situation. Tywin counsels the king, and Melisandre reveals a secret to Gendry. Brienne faces a formidable foe in Harrenhal.
28 "Second Sons" May 19, 2013
King's Landing hosts a wedding, and Tyrion and Sansa spend the night together. Dany meets the Titan's *******. Davos demands proof from Melisandre. Sam and Gilly meet an older gentleman.