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:
Alexandra Hay
Table title:
Filmography
Table:
<table id='hittask' contenteditable='False'>
<tr> <th colspan=1 rowspan=1 > Year </th><th colspan=1 rowspan=1 > Title </th><th colspan=1 rowspan=1 > Role </th><th colspan=1 rowspan=1 > Notes </th></tr>
<tr> <td colspan=1 rowspan=1 > 1967 </td><td colspan=1 rowspan=1 > Guess Who's Coming to Dinner </td><td colspan=1 rowspan=1 > Carhop </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > 1967 </td><td colspan=1 rowspan=1 > The Ambushers </td><td colspan=1 rowspan=1 > Quintana's Secretary </td><td colspan=1 rowspan=1 > Uncredited </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > 1968 </td><td class="highlighted"  colspan=1 rowspan=1 > How Sweet It Is! </td><td class="highlighted"  colspan=1 rowspan=1 > Gloria </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > 1968 </td><td class="highlighted"  colspan=1 rowspan=1 > Skidoo </td><td colspan=1 rowspan=1 > Darlene </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > 1969 </td><td colspan=1 rowspan=1 > Model Shop </td><td colspan=1 rowspan=1 > Gloria </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > 1971 </td><td colspan=1 rowspan=1 > The Love Machine </td><td colspan=1 rowspan=1 > Tina St. Claire </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > 1971 </td><td colspan=1 rowspan=1 > 1000 Convicts and a Woman </td><td colspan=1 rowspan=1 > Angela Thorne </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > 1974 </td><td colspan=1 rowspan=1 > How to Seduce a Woman </td><td colspan=1 rowspan=1 > Nell Brinkman </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > 1975 </td><td colspan=1 rowspan=1 > How Come Nobody's on Our Side? </td><td colspan=1 rowspan=1 > Brigitte </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > 1975 </td><td colspan=1 rowspan=1 > That Girl from Boston </td><td colspan=1 rowspan=1 >  </td><td colspan=1 rowspan=1 >  </td></tr>
<tr> <td colspan=1 rowspan=1 > 1978 </td><td colspan=1 rowspan=1 > The One Man Jury </td><td colspan=1 rowspan=1 > Tessie </td><td colspan=1 rowspan=1 >  </td></tr>
</table>
Question:
What titles did Alexandra Hay appear in 1968?
Answer:
In 1968, Alexandra Hay appeared in the How Sweet It Is! as Gloria, and in Skidoo.