Please read the following table in HTML format from a webpage and then answer the question in detail according to the table. Each table cell is defined by a <td> and a </td> tag. Each table row starts with a <tr> and ends with a </tr> tag. 'rowspan=m' and 'colspan=n' represents a cell spaning over 'm' rows and 'n' columns.

Webpage title:
Thunder (singer)
Table title:
Television drama
Table:
<table id='hittask' contenteditable='False'>
<tr> <th colspan=1 rowspan=1 > Title </th><th colspan=1 rowspan=1 > Year </th><th colspan=1 rowspan=1 > Network </th><th colspan=1 rowspan=1 > Role </th><th colspan=1 rowspan=1 > Notes </th></tr>
<tr> <th colspan=1 rowspan=1 > Welcome to the Show </th><td class="highlighted"  colspan=1 rowspan=3 > 2011 </td><td colspan=1 rowspan=1 > SBS </td><td colspan=1 rowspan=1 > Himself </td><td colspan=1 rowspan=1 > Cameo; sitcom </td></tr>
<tr> <th colspan=1 rowspan=1 > Moon Night 90 </th><td colspan=1 rowspan=1 > Mnet </td><td colspan=1 rowspan=1 > Koo Jun-yup </td><td colspan=1 rowspan=1 > Fictional drama </td></tr>
<tr> <th class="highlighted"  colspan=1 rowspan=1 > Padam Padam </th><td colspan=1 rowspan=1 > KBS </td><td class="highlighted"  colspan=1 rowspan=1 > Yang Kang-woo </td><td class="highlighted"  colspan=1 rowspan=1 > Cameo </td></tr>
<tr> <th colspan=1 rowspan=1 > Strongest K-Pop Survival </th><td colspan=1 rowspan=1 > 2012 </td><td colspan=1 rowspan=1 > Channel A </td><td colspan=1 rowspan=1 > Himself </td><td colspan=1 rowspan=1 > Cameo </td></tr>
<tr> <th colspan=1 rowspan=1 > Nail Shop Paris </th><td colspan=1 rowspan=1 > 2013 </td><td colspan=1 rowspan=1 > MBC Plus Media </td><td colspan=1 rowspan=1 > Jin </td><td colspan=1 rowspan=1 > Lead role </td></tr>
<tr> <th colspan=1 rowspan=1 > Make a Woman Cry </th><td colspan=1 rowspan=2 > 2015 </td><td colspan=1 rowspan=1 > MBC </td><td colspan=1 rowspan=1 > Kang Hyun-seo </td><td colspan=1 rowspan=1 > Supporting role </td></tr>
<tr> <th colspan=1 rowspan=1 > We Broke Up </th><td colspan=1 rowspan=1 > CJ E&M </td><td colspan=1 rowspan=1 > Himself </td><td colspan=1 rowspan=1 > Cameo; web drama </td></tr>
<tr> <th colspan=1 rowspan=1 > Woman with a Suitcase </th><td colspan=1 rowspan=1 > 2016 </td><td colspan=1 rowspan=1 > MBC </td><td colspan=1 rowspan=1 > Cheondung </td><td colspan=1 rowspan=1 > Cameo (episode 5) </td></tr>
</table>
Question:
What was Thunder doing in the 2011 movie Padam Padam?
Answer:
In 2011, Thunder had a cameo role in Padam Padam, where he played the role of Yang Kang-woo.