singing in the shower
...that many people enjoy singing in the shower because the bathroom acts as an echo chamber to enrich the sound of the singer's voice?
...that many people enjoy <b id="mwCRQ"><a href="./Bathroom_singing" id="mwCRU" rel="mw:WikiLink" title="Bathroom singing">singing in the shower</a></b> because the <a href="./Bathroom" id="mwCRY" rel="mw:WikiLink" title="Bathroom">bathroom</a> acts as an <a href="./Echo_chamber" id="mwCRc" rel="mw:WikiLink" title="Echo chamber">echo chamber</a> to enrich the sound of the singer's <a class="mw-redirect" href="./Voice" id="mwCRg" rel="mw:WikiLink" title="Voice">voice</a>?