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:
Royseven
Table title:
Singles
Table:
<table id='hittask' contenteditable='False'>
<tr> <th colspan=1 rowspan=2 > Year </th><th colspan=1 rowspan=2 > Single </th><th colspan=1 rowspan=1 > Peak chart position </th><th colspan=1 rowspan=2 > Album </th></tr>
<tr> <th colspan=1 rowspan=1 > IRL </th></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=3 > 2006 </td><td colspan=1 rowspan=1 > "Older" </td><td colspan=1 rowspan=1 > 6 </td><td class="highlighted"  colspan=1 rowspan=4 > The Art of Insincerity </td></tr>
<tr> <td colspan=1 rowspan=1 > "Happy Ever Afters" </td><td colspan=1 rowspan=1 > — </td></tr>
<tr> <td colspan=1 rowspan=1 > "Crash" </td><td colspan=1 rowspan=1 > 22 </td></tr>
<tr> <td colspan=1 rowspan=1 > 2007 </td><td colspan=1 rowspan=1 > "I'm Revived" </td><td colspan=1 rowspan=1 > 26 </td></tr>
<tr> <td colspan=1 rowspan=1 > 2010 </td><td colspan=1 rowspan=1 > "Killer" </td><td colspan=1 rowspan=1 > 30 </td><td class="highlighted"  colspan=1 rowspan=5 > You Say, We Say </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=3 > 2011 </td><td class="highlighted"  colspan=1 rowspan=1 > "We Should Be Lovers" </td><td colspan=1 rowspan=1 > 16 </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > "Dance" </td><td colspan=1 rowspan=1 > — </td></tr>
<tr> <td colspan=1 rowspan=1 > "No Romance" </td><td colspan=1 rowspan=1 > — </td></tr>
<tr> <td colspan=1 rowspan=2 > 2012 </td><td colspan=1 rowspan=1 > "Walls" </td><td colspan=1 rowspan=1 > — </td></tr>
<tr> <td colspan=1 rowspan=1 > "Sidelines" </td><td colspan=1 rowspan=1 > 14 </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=4 rowspan=1 > "—" denotes a title that did not chart. </td></tr>
</table>
Question:
What songs and albums is Royseven known for?
Answer:
Royseven is known for songs such as Dance and We Should Be Lovers, and released two albums, The Art of Insincerity (2006) and You Say, We Say (2011).