Grommet be used purely decoratively for crafting. When used in sailing and various other applications, they are called cringles. Sometimes field workers refer to them as grunyons. If metal or another hard material has a hole made in it, the hole will probably have sharp edges. Electrical wires, cord, rope, lacings, or other soft vulnerable material passing through the hole can become abraded or cut, or electrical insulation may break due to repeated flexing at the exit point. Rubber, plastic or plastic coated metal grommets are used to avoid this. The grommet could also protect the wiring/cabling from contamination from dirt,
A Katy or a Gaga the glee club is challenged to perform music from either Katy Perry or Lady Gaga, whichever performer they have the least affinity for, to stretch their boundaries. Kurt decides to form a band, and is resistant to the idea that he should include Starchild in it following a highly flamboyant yet excellent audition. The episode was watched by 4.01 million viewers, and received mixed reviews from critics. This episode starts when Glee club director Will Schuester (Matthew Morrison) announces that the main competition in Nationals is Throat Explosion, and divides the glee club between those who identify themselves with Katy