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:
KJZZ-TV
Table title:
Digital channels
Table:
<table id='hittask' contenteditable='False'>
<tr> <th colspan=1 rowspan=1 > Channel </th><th colspan=1 rowspan=1 > Video </th><th colspan=1 rowspan=1 > Aspect </th><th colspan=1 rowspan=1 > PSIP Short Name </th><th colspan=1 rowspan=1 > Programming </th></tr>
<tr> <td colspan=1 rowspan=1 > 14.1 </td><td colspan=1 rowspan=1 > 1080i </td><td colspan=1 rowspan=4 > 16:9 </td><td colspan=1 rowspan=1 > KJZZ-DT </td><td colspan=1 rowspan=1 > Main KJZZ-TV programming </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > 14.2 </td><td colspan=1 rowspan=3 > 480i </td><td colspan=1 rowspan=1 > Comet </td><td class="highlighted"  colspan=1 rowspan=1 > Comet </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > 14.3 </td><td colspan=1 rowspan=1 > TBD </td><td class="highlighted"  colspan=1 rowspan=1 > TBD </td></tr>
<tr> <td class="highlighted"  colspan=1 rowspan=1 > 14.4 </td><td colspan=1 rowspan=1 > Charge </td><td class="highlighted"  colspan=1 rowspan=1 > Charge! </td></tr>
</table>
Question:
On which digital channels does KJZZ-TV host its alternative programming and what's the name of the programming, respectively?
Answer:
KJZZ-TV has Comet on digital channel 14.2, TBD on digital channel 14.3, and Charge! on digital channel 14.4.